diff --git a/Android.mk b/Android.mk
index 28beff2..713d082 100644
--- a/Android.mk
+++ b/Android.mk
@@ -41,6 +41,8 @@
 
 LOCAL_PROTOC_OPTIMIZE_TYPE := nano
 LOCAL_PROTOC_FLAGS := --proto_path=$(LOCAL_PATH)/protos/
+LOCAL_PROTO_JAVA_OUTPUT_PARAMS := enum_style=java
+
 LOCAL_AAPT_FLAGS := \
     --auto-add-overlay \
     --extra-packages android.support.v7.recyclerview \
@@ -66,6 +68,7 @@
 
 LOCAL_PROTOC_OPTIMIZE_TYPE := nano
 LOCAL_PROTOC_FLAGS := --proto_path=$(LOCAL_PATH)/protos/
+LOCAL_PROTO_JAVA_OUTPUT_PARAMS := enum_style=java
 
 LOCAL_MODULE_TAGS := optional
 LOCAL_MODULE := launcher_proto_lib
diff --git a/build.gradle b/build.gradle
index 4629caa..982ae2e 100644
--- a/build.gradle
+++ b/build.gradle
@@ -85,6 +85,7 @@
                     remove java
                     javanano {
                         option "java_package=launcher_log.proto|com.android.launcher3.userevent.nano"
+                        option "enum_style=java"
                     }
                 }
             }
diff --git a/proguard.flags b/proguard.flags
index f1a3eaf..6cbab08 100644
--- a/proguard.flags
+++ b/proguard.flags
@@ -91,3 +91,6 @@
 #}
 -keep class android.support.v7.widget.RecyclerView { *; }
 
+-keep interface com.android.launcher3.userevent.nano.LauncherLogProto.** {
+  *;
+}
diff --git a/res/drawable-hdpi/page_hover_left.9.png b/res/drawable-hdpi/page_hover_left.9.png
deleted file mode 100644
index 3f11d0b..0000000
--- a/res/drawable-hdpi/page_hover_left.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-hdpi/page_hover_left_active.9.png b/res/drawable-hdpi/page_hover_left_active.9.png
deleted file mode 100644
index abe4c31..0000000
--- a/res/drawable-hdpi/page_hover_left_active.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-hdpi/page_hover_right.9.png b/res/drawable-hdpi/page_hover_right.9.png
deleted file mode 100644
index 3bcf191..0000000
--- a/res/drawable-hdpi/page_hover_right.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-hdpi/page_hover_right_active.9.png b/res/drawable-hdpi/page_hover_right_active.9.png
deleted file mode 100644
index 101e4dc..0000000
--- a/res/drawable-hdpi/page_hover_right_active.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-hdpi/screenpanel.9.png b/res/drawable-hdpi/screenpanel.9.png
deleted file mode 100644
index 5bccd33..0000000
--- a/res/drawable-hdpi/screenpanel.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-hdpi/screenpanel_hover.9.png b/res/drawable-hdpi/screenpanel_hover.9.png
deleted file mode 100644
index f6b8c62..0000000
--- a/res/drawable-hdpi/screenpanel_hover.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-mdpi/page_hover_left.9.png b/res/drawable-mdpi/page_hover_left.9.png
deleted file mode 100644
index 2b6094c..0000000
--- a/res/drawable-mdpi/page_hover_left.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-mdpi/page_hover_left_active.9.png b/res/drawable-mdpi/page_hover_left_active.9.png
deleted file mode 100644
index 9eb00a2..0000000
--- a/res/drawable-mdpi/page_hover_left_active.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-mdpi/page_hover_right.9.png b/res/drawable-mdpi/page_hover_right.9.png
deleted file mode 100644
index c2e59835..0000000
--- a/res/drawable-mdpi/page_hover_right.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-mdpi/page_hover_right_active.9.png b/res/drawable-mdpi/page_hover_right_active.9.png
deleted file mode 100644
index d2771a1..0000000
--- a/res/drawable-mdpi/page_hover_right_active.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-mdpi/screenpanel.9.png b/res/drawable-mdpi/screenpanel.9.png
deleted file mode 100644
index 9603c12..0000000
--- a/res/drawable-mdpi/screenpanel.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-mdpi/screenpanel_hover.9.png b/res/drawable-mdpi/screenpanel_hover.9.png
deleted file mode 100644
index 7f28ce0..0000000
--- a/res/drawable-mdpi/screenpanel_hover.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xhdpi/page_hover_left.9.png b/res/drawable-xhdpi/page_hover_left.9.png
deleted file mode 100644
index dbcc0ab..0000000
--- a/res/drawable-xhdpi/page_hover_left.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xhdpi/page_hover_left_active.9.png b/res/drawable-xhdpi/page_hover_left_active.9.png
deleted file mode 100644
index 3233efe..0000000
--- a/res/drawable-xhdpi/page_hover_left_active.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xhdpi/page_hover_right.9.png b/res/drawable-xhdpi/page_hover_right.9.png
deleted file mode 100644
index d82f809..0000000
--- a/res/drawable-xhdpi/page_hover_right.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xhdpi/page_hover_right_active.9.png b/res/drawable-xhdpi/page_hover_right_active.9.png
deleted file mode 100644
index 819ea19..0000000
--- a/res/drawable-xhdpi/page_hover_right_active.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xhdpi/screenpanel.9.png b/res/drawable-xhdpi/screenpanel.9.png
deleted file mode 100644
index 75343f7..0000000
--- a/res/drawable-xhdpi/screenpanel.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xhdpi/screenpanel_hover.9.png b/res/drawable-xhdpi/screenpanel_hover.9.png
deleted file mode 100644
index 55b4d6e..0000000
--- a/res/drawable-xhdpi/screenpanel_hover.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xxhdpi/page_hover_left.9.png b/res/drawable-xxhdpi/page_hover_left.9.png
deleted file mode 100644
index c81f86c..0000000
--- a/res/drawable-xxhdpi/page_hover_left.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xxhdpi/page_hover_left_active.9.png b/res/drawable-xxhdpi/page_hover_left_active.9.png
deleted file mode 100644
index 858a3b2..0000000
--- a/res/drawable-xxhdpi/page_hover_left_active.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xxhdpi/page_hover_right.9.png b/res/drawable-xxhdpi/page_hover_right.9.png
deleted file mode 100644
index c529770..0000000
--- a/res/drawable-xxhdpi/page_hover_right.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xxhdpi/page_hover_right_active.9.png b/res/drawable-xxhdpi/page_hover_right_active.9.png
deleted file mode 100644
index 9900553..0000000
--- a/res/drawable-xxhdpi/page_hover_right_active.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xxhdpi/screenpanel.9.png b/res/drawable-xxhdpi/screenpanel.9.png
deleted file mode 100644
index b221b37..0000000
--- a/res/drawable-xxhdpi/screenpanel.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xxhdpi/screenpanel_hover.9.png b/res/drawable-xxhdpi/screenpanel_hover.9.png
deleted file mode 100644
index 418cf0a..0000000
--- a/res/drawable-xxhdpi/screenpanel_hover.9.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable/bg_celllayout.xml b/res/drawable/bg_celllayout.xml
index d2219b3..b81b37f 100644
--- a/res/drawable/bg_celllayout.xml
+++ b/res/drawable/bg_celllayout.xml
@@ -18,20 +18,18 @@
 */
 -->
 
-<transition xmlns:android="http://schemas.android.com/apk/res/android" >
-
-    <item>
-        <shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle" >
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_active="true" >
+        <shape android:shape="rectangle" >
+            <stroke
+                android:width="@dimen/spring_loaded_panel_border"
+                android:color="@color/spring_loaded_highlighted_panel_border_color" />
             <solid android:color="@color/spring_loaded_panel_color" />
         </shape>
     </item>
     <item>
-        <shape xmlns:android="http://schemas.android.com/apk/res/android" android:shape="rectangle" >
-            <stroke
-                android:width="@dimen/spring_loaded_panel_border"
-                android:color="@color/spring_loaded_highlighted_panel_border_color" />
-            <solid android:color="@android:color/transparent" />
+        <shape android:shape="rectangle" >
+            <solid android:color="@color/spring_loaded_panel_color" />
         </shape>
     </item>
-
-</transition>
\ No newline at end of file
+</selector>
diff --git a/res/drawable/bg_screenpanel.xml b/res/drawable/bg_screenpanel.xml
deleted file mode 100644
index 346fca0..0000000
--- a/res/drawable/bg_screenpanel.xml
+++ /dev/null
@@ -1,27 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-/*
-**
-** Copyright 2015, The Android Open Source Project
-**
-** Licensed under the Apache License, Version 2.0 (the "License");
-** you may not use this file except in compliance with the License.
-** You may obtain a copy of the License at
-**
-**     http://www.apache.org/licenses/LICENSE-2.0
-**
-** Unless required by applicable law or agreed to in writing, software
-** distributed under the License is distributed on an "AS IS" BASIS,
-** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-** See the License for the specific language governing permissions and
-** limitations under the License.
-*/
--->
-
-<!-- TODO(twickham): Remove this file and the screenpanel drawables -->
-<transition xmlns:android="http://schemas.android.com/apk/res/android" >
-
-    <item android:drawable="@drawable/screenpanel"/>
-    <item android:drawable="@drawable/screenpanel_hover"/>
-
-</transition>
\ No newline at end of file
diff --git a/res/values-sw720dp-land/dimens.xml b/res/values-sw720dp-land/dimens.xml
deleted file mode 100644
index 514980f..0000000
--- a/res/values-sw720dp-land/dimens.xml
+++ /dev/null
@@ -1,21 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2011 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
--->
-
-<resources>
-    <!-- the area at the edge of the screen that makes the workspace go left
-         or right while you're dragging. -->
-    <dimen name="scroll_zone">100dip</dimen>
-</resources>
diff --git a/res/values-sw720dp-port/dimens.xml b/res/values-sw720dp-port/dimens.xml
deleted file mode 100644
index 6f594d5..0000000
--- a/res/values-sw720dp-port/dimens.xml
+++ /dev/null
@@ -1,22 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2010 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
--->
-
-<resources>
-<!-- Workspace -->
-    <!-- the area at the edge of the screen that makes the workspace go left
-         or right while you're dragging. -->
-    <dimen name="scroll_zone">40dp</dimen>
-</resources>
diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index 188f98f..a8a25af 100644
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -109,14 +109,6 @@
     <!-- the distance an icon must be dragged before button drop targets accept it -->
     <dimen name="drag_distanceThreshold">30dp</dimen>
 
-    <!-- the area at the edge of the screen that makes the workspace go left
-         or right while you're dragging. -->
-    <dimen name="scroll_zone">20dp</dimen>
-
-    <!-- When dragging an item, how much bigger (fixed dps) the dragged view
-         should be. If 0, it will not be scaled at all. -->
-    <dimen name="dragViewScale">12dp</dimen>
-
     <!-- Elevation for the drag view. It should be larger than elevation of all other drag sources
          and drop targets like all-apps and folders -->
     <dimen name="drag_elevation">30dp</dimen>
diff --git a/src/com/android/launcher3/CellLayout.java b/src/com/android/launcher3/CellLayout.java
index 11273fa..1e212bf 100644
--- a/src/com/android/launcher3/CellLayout.java
+++ b/src/com/android/launcher3/CellLayout.java
@@ -33,7 +33,6 @@
 import android.graphics.Rect;
 import android.graphics.drawable.ColorDrawable;
 import android.graphics.drawable.Drawable;
-import android.graphics.drawable.TransitionDrawable;
 import android.os.Build;
 import android.os.Parcelable;
 import android.support.annotation.IntDef;
@@ -53,7 +52,6 @@
 import com.android.launcher3.accessibility.DragAndDropAccessibilityDelegate;
 import com.android.launcher3.accessibility.FolderAccessibilityHelper;
 import com.android.launcher3.accessibility.WorkspaceAccessibilityHelper;
-import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.config.ProviderConfig;
 import com.android.launcher3.folder.FolderIcon;
 import com.android.launcher3.graphics.DragPreviewProvider;
@@ -112,9 +110,9 @@
 
     private float mBackgroundAlpha;
 
-    private static final int BACKGROUND_ACTIVATE_DURATION =
-            FeatureFlags.LAUNCHER3_LEGACY_WORKSPACE_DND ? 120 : 0;
-    private final TransitionDrawable mBackground;
+    private static final int[] BACKGROUND_STATE_ACTIVE = new int[] { android.R.attr.state_active };
+    private static final int[] BACKGROUND_STATE_DEFAULT = new int[0];
+    private final Drawable mBackground;
 
     // These values allow a fixed measurement to be set on the CellLayout.
     private int mFixedWidth = -1;
@@ -227,9 +225,7 @@
         setAlwaysDrawnWithCacheEnabled(false);
         final Resources res = getResources();
 
-        mBackground = (TransitionDrawable) res.getDrawable(
-                FeatureFlags.LAUNCHER3_LEGACY_WORKSPACE_DND ? R.drawable.bg_screenpanel
-                        : R.drawable.bg_celllayout);
+        mBackground = res.getDrawable(R.drawable.bg_celllayout);
         mBackground.setCallback(this);
         mBackground.setAlpha((int) (mBackgroundAlpha * 255));
 
@@ -424,15 +420,8 @@
     void setIsDragOverlapping(boolean isDragOverlapping) {
         if (mIsDragOverlapping != isDragOverlapping) {
             mIsDragOverlapping = isDragOverlapping;
-            if (mIsDragOverlapping) {
-                mBackground.startTransition(BACKGROUND_ACTIVATE_DURATION);
-            } else {
-                if (mBackgroundAlpha > 0f) {
-                    mBackground.reverseTransition(BACKGROUND_ACTIVATE_DURATION);
-                } else {
-                    mBackground.resetTransition();
-                }
-            }
+            mBackground.setState(mIsDragOverlapping
+                    ? BACKGROUND_STATE_ACTIVE : BACKGROUND_STATE_DEFAULT);
             invalidate();
         }
     }
diff --git a/src/com/android/launcher3/DeviceProfile.java b/src/com/android/launcher3/DeviceProfile.java
index f79d666..27afdc0 100644
--- a/src/com/android/launcher3/DeviceProfile.java
+++ b/src/com/android/launcher3/DeviceProfile.java
@@ -75,7 +75,6 @@
     public final Rect defaultWidgetPadding;
     private final int defaultPageSpacingPx;
     private final int topWorkspacePadding;
-    private float dragViewScale;
     public float workspaceSpringLoadShrinkFactor;
     public final int workspaceSpringLoadedBottomSpace;
 
@@ -284,9 +283,6 @@
         cellWidthPx = iconSizePx;
         cellHeightPx = iconSizePx + iconDrawablePaddingPx
                 + Utilities.calculateTextHeight(iconTextSizePx);
-        final float scaleDps = !FeatureFlags.LAUNCHER3_LEGACY_WORKSPACE_DND ? 0f
-                : res.getDimensionPixelSize(R.dimen.dragViewScale);
-        dragViewScale = (iconSizePx + scaleDps) / iconSizePx;
 
         // Hotseat
         hotseatCellWidthPx = iconSizePx;
@@ -417,12 +413,11 @@
             if (isTablet) {
                 // Pad the left and right of the workspace to ensure consistent spacing
                 // between all icons
-                float gapScale = 1f + (dragViewScale - 1f) / 2f;
                 int width = getCurrentWidth();
                 int height = getCurrentHeight();
                 // The amount of screen space available for left/right padding.
-                int availablePaddingX = Math.max(0, width - (int) ((inv.numColumns * cellWidthPx) +
-                        ((inv.numColumns - 1) * gapScale * cellWidthPx)));
+                int availablePaddingX = Math.max(0, width - ((inv.numColumns * cellWidthPx) +
+                        ((inv.numColumns - 1) * cellWidthPx)));
                 availablePaddingX = (int) Math.min(availablePaddingX,
                             width * MAX_HORIZONTAL_PADDING_PERCENT);
                 int availablePaddingY = Math.max(0, height - topWorkspacePadding - paddingBottom
diff --git a/src/com/android/launcher3/Hotseat.java b/src/com/android/launcher3/Hotseat.java
index 3648fb7..4a8a272 100644
--- a/src/com/android/launcher3/Hotseat.java
+++ b/src/com/android/launcher3/Hotseat.java
@@ -38,7 +38,7 @@
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.dynamicui.ExtractedColors;
 import com.android.launcher3.logging.UserEventDispatcher;
-import com.android.launcher3.userevent.nano.LauncherLogProto;
+import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Target;
 
 public class Hotseat extends FrameLayout
@@ -175,7 +175,7 @@
     public void fillInLogContainerData(View v, ItemInfo info, Target target, Target targetParent) {
         target.gridX = info.cellX;
         target.gridY = info.cellY;
-        targetParent.containerType = LauncherLogProto.HOTSEAT;
+        targetParent.containerType = ContainerType.HOTSEAT;
     }
 
     public void updateColor(ExtractedColors extractedColors, boolean animate) {
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 7775a6b..75534b2 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -111,7 +111,9 @@
 import com.android.launcher3.shortcuts.DeepShortcutManager;
 import com.android.launcher3.shortcuts.DeepShortcutsContainer;
 import com.android.launcher3.shortcuts.ShortcutKey;
-import com.android.launcher3.userevent.nano.LauncherLogProto;
+import com.android.launcher3.userevent.nano.LauncherLogProto.Action;
+import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
+import com.android.launcher3.userevent.nano.LauncherLogProto.ControlType;
 import com.android.launcher3.util.ActivityResultInfo;
 import com.android.launcher3.util.ComponentKey;
 import com.android.launcher3.util.ItemInfoMatcher;
@@ -1332,8 +1334,6 @@
         }
 
         // Setup the drag controller (drop targets have to be added in reverse order in priority)
-        mDragController.setDragScroller(mWorkspace);
-        mDragController.setScrollView(mDragLayer);
         mDragController.setMoveTarget(mWorkspace);
         mDragController.addDropTarget(mWorkspace);
         mDropTargetBar.setup(mDragController);
@@ -1352,7 +1352,7 @@
 
         // Bind wallpaper button actions
         View wallpaperButton = findViewById(R.id.wallpaper_button);
-        new OverviewButtonClickListener(LauncherLogProto.WALLPAPER_BUTTON) {
+        new OverviewButtonClickListener(ControlType.WALLPAPER_BUTTON) {
             @Override
             public void handleViewClick(View view) {
                 onClickWallpaperPicker(view);
@@ -1362,7 +1362,7 @@
 
         // Bind widget button actions
         mWidgetsButton = findViewById(R.id.widget_button);
-        new OverviewButtonClickListener(LauncherLogProto.WIDGETS_BUTTON) {
+        new OverviewButtonClickListener(ControlType.WIDGETS_BUTTON) {
             @Override
             public void handleViewClick(View view) {
                 onClickAddWidgetButton(view);
@@ -1374,7 +1374,7 @@
         View settingsButton = findViewById(R.id.settings_button);
         boolean hasSettings = hasSettings();
         if (hasSettings) {
-            new OverviewButtonClickListener(LauncherLogProto.SETTINGS_BUTTON) {
+            new OverviewButtonClickListener(ControlType.SETTINGS_BUTTON) {
                 @Override
                 public void handleViewClick(View view) {
                     onClickSettingsButton(view);
@@ -1696,13 +1696,13 @@
 
             AbstractFloatingView topOpenView = AbstractFloatingView.getTopOpenView(this);
             if (topOpenView instanceof DeepShortcutsContainer) {
-                ued.logActionCommand(LauncherLogProto.Action.HOME_INTENT,
-                        topOpenView.getExtendedTouchView(), LauncherLogProto.DEEPSHORTCUTS);
+                ued.logActionCommand(Action.Command.HOME_INTENT,
+                        topOpenView.getExtendedTouchView(), ContainerType.DEEPSHORTCUTS);
             } else if (topOpenView instanceof Folder) {
-                ued.logActionCommand(LauncherLogProto.Action.HOME_INTENT,
-                            ((Folder) topOpenView).getFolderIcon(), LauncherLogProto.FOLDER);
+                ued.logActionCommand(Action.Command.HOME_INTENT,
+                            ((Folder) topOpenView).getFolderIcon(), ContainerType.FOLDER);
             } else if (alreadyOnHome) {
-                ued.logActionCommand(LauncherLogProto.Action.HOME_INTENT,
+                ued.logActionCommand(Action.Command.HOME_INTENT,
                         mWorkspace.getState().containerType, mWorkspace.getCurrentPage());
             }
 
@@ -2218,22 +2218,22 @@
                 topView.getActiveTextView().dispatchBackKey();
             } else {
                 if (topView instanceof DeepShortcutsContainer) {
-                    ued.logActionCommand(LauncherLogProto.Action.BACK,
-                            topView.getExtendedTouchView(), LauncherLogProto.DEEPSHORTCUTS);
+                    ued.logActionCommand(Action.Command.BACK,
+                            topView.getExtendedTouchView(), ContainerType.DEEPSHORTCUTS);
                 } else if (topView instanceof Folder) {
-                    ued.logActionCommand(LauncherLogProto.Action.BACK,
-                            ((Folder) topView).getFolderIcon(), LauncherLogProto.FOLDER);
+                    ued.logActionCommand(Action.Command.BACK,
+                            ((Folder) topView).getFolderIcon(), ContainerType.FOLDER);
                 }
                 topView.close(true);
             }
         } else if (isAppsViewVisible()) {
-            ued.logActionCommand(LauncherLogProto.Action.BACK, LauncherLogProto.ALLAPPS);
+            ued.logActionCommand(Action.Command.BACK, ContainerType.ALLAPPS);
             showWorkspace(true);
         } else if (isWidgetsViewVisible())  {
-            ued.logActionCommand(LauncherLogProto.Action.BACK, LauncherLogProto.WIDGETS);
+            ued.logActionCommand(Action.Command.BACK, ContainerType.WIDGETS);
             showOverviewMode(true);
         } else if (mWorkspace.isInOverviewMode()) {
-            ued.logActionCommand(LauncherLogProto.Action.BACK, LauncherLogProto.OVERVIEW);
+            ued.logActionCommand(Action.Command.BACK, ContainerType.OVERVIEW);
             showWorkspace(true);
         } else {
             // TODO: Log this case.
@@ -2367,8 +2367,8 @@
     protected void onClickAllAppsButton(View v) {
         if (LOGD) Log.d(TAG, "onClickAllAppsButton");
         if (!isAppsViewVisible()) {
-            getUserEventDispatcher().logActionOnControl(LauncherLogProto.Action.TAP,
-                    LauncherLogProto.ALL_APPS_BUTTON);
+            getUserEventDispatcher().logActionOnControl(Action.Touch.TAP,
+                    ControlType.ALL_APPS_BUTTON);
             showAppsView(true /* animated */, true /* updatePredictedApps */,
                     false /* focusSearchBar */);
         }
@@ -2377,8 +2377,8 @@
     protected void onLongClickAllAppsButton(View v) {
         if (LOGD) Log.d(TAG, "onLongClickAllAppsButton");
         if (!isAppsViewVisible()) {
-            getUserEventDispatcher().logActionOnControl(LauncherLogProto.Action.LONGPRESS,
-                    LauncherLogProto.ALL_APPS_BUTTON);
+            getUserEventDispatcher().logActionOnControl(Action.Touch.LONGPRESS,
+                    ControlType.ALL_APPS_BUTTON);
             showAppsView(true /* animated */,
                     true /* updatePredictedApps */, true /* focusSearchBar */);
         }
@@ -2761,8 +2761,8 @@
         if (v instanceof Workspace) {
             if (!mWorkspace.isInOverviewMode()) {
                 if (!mWorkspace.isTouchActive() && !ignoreLongPressToOverview) {
-                    getUserEventDispatcher().logActionOnContainer(LauncherLogProto.Action.LONGPRESS,
-                            LauncherLogProto.Action.NONE, LauncherLogProto.WORKSPACE,
+                    getUserEventDispatcher().logActionOnContainer(Action.Touch.LONGPRESS,
+                            Action.Direction.NONE, ContainerType.WORKSPACE,
                             mWorkspace.getCurrentPage());
                     showOverviewMode(true);
                     mWorkspace.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS,
@@ -2792,14 +2792,14 @@
                 // User long pressed on empty space
                 if (mWorkspace.isInOverviewMode()) {
                     mWorkspace.startReordering(v);
-                    getUserEventDispatcher().logActionOnContainer(LauncherLogProto.Action.LONGPRESS,
-                            LauncherLogProto.Action.NONE, LauncherLogProto.OVERVIEW);
+                    getUserEventDispatcher().logActionOnContainer(Action.Touch.LONGPRESS,
+                            Action.Direction.NONE, ContainerType.OVERVIEW);
                 } else {
                     if (ignoreLongPressToOverview) {
                         return false;
                     }
-                    getUserEventDispatcher().logActionOnContainer(LauncherLogProto.Action.LONGPRESS,
-                            LauncherLogProto.Action.NONE, LauncherLogProto.WORKSPACE,
+                    getUserEventDispatcher().logActionOnContainer(Action.Touch.LONGPRESS,
+                            Action.Direction.NONE, ContainerType.WORKSPACE,
                             mWorkspace.getCurrentPage());
                     showOverviewMode(true);
                 }
@@ -3024,16 +3024,7 @@
         mStateTransitionAnimation.startAnimationToWorkspace(mState, mWorkspace.getState(),
                 Workspace.State.SPRING_LOADED, true /* animated */,
                 null /* onCompleteRunnable */);
-
-        if (isAppsViewVisible()) {
-            mState = State.APPS_SPRING_LOADED;
-        } else if (isWidgetsViewVisible()) {
-            mState = State.WIDGETS_SPRING_LOADED;
-        } else if (!FeatureFlags.LAUNCHER3_LEGACY_WORKSPACE_DND) {
-            mState = State.WORKSPACE_SPRING_LOADED;
-        } else {
-            mState = State.WORKSPACE;
-        }
+        mState = State.WORKSPACE_SPRING_LOADED;
     }
 
     public void exitSpringLoadedDragModeDelayed(final boolean successfulDrop, int delay,
diff --git a/src/com/android/launcher3/OverviewButtonClickListener.java b/src/com/android/launcher3/OverviewButtonClickListener.java
index c98f1d7..dd670d2 100644
--- a/src/com/android/launcher3/OverviewButtonClickListener.java
+++ b/src/com/android/launcher3/OverviewButtonClickListener.java
@@ -2,7 +2,7 @@
 
 import android.view.View;
 
-import com.android.launcher3.userevent.nano.LauncherLogProto;
+import com.android.launcher3.userevent.nano.LauncherLogProto.Action;
 
 /**
  * A specialized listener for Overview buttons where both clicks and long clicks are logged
@@ -11,7 +11,7 @@
 public abstract class OverviewButtonClickListener implements View.OnClickListener,
         View.OnLongClickListener {
 
-    private int mControlType; /** ControlType enum as defined in {@link LauncherLogProto} */
+    private int mControlType; /** ControlType enum as defined in {@link Action.Touch} */
 
     public OverviewButtonClickListener(int controlType) {
         mControlType = controlType;
@@ -25,14 +25,14 @@
     @Override
     public void onClick(View view) {
         if (shouldPerformClick(view)) {
-            handleViewClick(view, LauncherLogProto.Action.TAP);
+            handleViewClick(view, Action.Touch.TAP);
         }
     }
 
     @Override
     public boolean onLongClick(View view) {
         if (shouldPerformClick(view)) {
-            handleViewClick(view, LauncherLogProto.Action.LONGPRESS);
+            handleViewClick(view, Action.Touch.LONGPRESS);
         }
         return true;
     }
diff --git a/src/com/android/launcher3/PinchAnimationManager.java b/src/com/android/launcher3/PinchAnimationManager.java
index 41074be..bae246e 100644
--- a/src/com/android/launcher3/PinchAnimationManager.java
+++ b/src/com/android/launcher3/PinchAnimationManager.java
@@ -24,7 +24,8 @@
 import android.view.View;
 import android.view.animation.LinearInterpolator;
 
-import com.android.launcher3.userevent.nano.LauncherLogProto;
+import com.android.launcher3.userevent.nano.LauncherLogProto.Action;
+import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
 
 import static com.android.launcher3.Workspace.State.NORMAL;
 import static com.android.launcher3.Workspace.State.OVERVIEW;
@@ -164,14 +165,14 @@
             // Passing threshold 3 ends the pinch and snaps to the new state.
             if (startState == OVERVIEW && goingTowards == NORMAL) {
                 mLauncher.getUserEventDispatcher().logActionOnContainer(
-                        LauncherLogProto.Action.PINCH, LauncherLogProto.Action.NONE,
-                        LauncherLogProto.OVERVIEW, mWorkspace.getCurrentPage());
+                        Action.Touch.PINCH, Action.Direction.NONE,
+                        ContainerType.OVERVIEW, mWorkspace.getCurrentPage());
                 mLauncher.showWorkspace(true);
                 mWorkspace.snapToPage(mWorkspace.getCurrentPage());
             } else if (startState == NORMAL && goingTowards == OVERVIEW) {
                 mLauncher.getUserEventDispatcher().logActionOnContainer(
-                        LauncherLogProto.Action.PINCH, LauncherLogProto.Action.NONE,
-                        LauncherLogProto.WORKSPACE, mWorkspace.getCurrentPage());
+                        Action.Touch.PINCH, Action.Direction.NONE,
+                        ContainerType.WORKSPACE, mWorkspace.getCurrentPage());
                 mLauncher.showOverviewMode(true);
             }
         } else {
diff --git a/src/com/android/launcher3/Workspace.java b/src/com/android/launcher3/Workspace.java
index d019e59..ee21b42 100644
--- a/src/com/android/launcher3/Workspace.java
+++ b/src/com/android/launcher3/Workspace.java
@@ -67,14 +67,13 @@
 import com.android.launcher3.dragndrop.DragController;
 import com.android.launcher3.dragndrop.DragLayer;
 import com.android.launcher3.dragndrop.DragOptions;
-import com.android.launcher3.dragndrop.DragScroller;
 import com.android.launcher3.dragndrop.DragView;
 import com.android.launcher3.dragndrop.SpringLoadedDragController;
 import com.android.launcher3.folder.Folder;
 import com.android.launcher3.folder.FolderIcon;
 import com.android.launcher3.graphics.DragPreviewProvider;
 import com.android.launcher3.shortcuts.DeepShortcutsContainer;
-import com.android.launcher3.userevent.nano.LauncherLogProto;
+import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Target;
 import com.android.launcher3.util.ItemInfoMatcher;
 import com.android.launcher3.util.LongArrayMap;
@@ -94,7 +93,7 @@
  * interact with. A workspace is meant to be used with a fixed width only.
  */
 public class Workspace extends PagedView
-        implements DropTarget, DragSource, DragScroller, View.OnTouchListener,
+        implements DropTarget, DragSource, View.OnTouchListener,
         DragController.DragListener, ViewGroup.OnHierarchyChangeListener,
         Insettable, DropTargetSource {
     private static final String TAG = "Launcher.Workspace";
@@ -189,11 +188,11 @@
     // in all apps or customize mode)
 
     public enum State {
-        NORMAL          (false, false, LauncherLogProto.WORKSPACE),
-        NORMAL_HIDDEN   (false, false, LauncherLogProto.ALLAPPS),
-        SPRING_LOADED   (false, true, LauncherLogProto.WORKSPACE),
-        OVERVIEW        (true, true, LauncherLogProto.OVERVIEW),
-        OVERVIEW_HIDDEN (true, false, LauncherLogProto.WIDGETS);
+        NORMAL          (false, false, ContainerType.WORKSPACE),
+        NORMAL_HIDDEN   (false, false, ContainerType.ALLAPPS),
+        SPRING_LOADED   (false, true, ContainerType.WORKSPACE),
+        OVERVIEW        (true, true, ContainerType.OVERVIEW),
+        OVERVIEW_HIDDEN (true, false, ContainerType.WIDGETS);
 
         public final boolean shouldUpdateWidget;
         public final boolean hasMultipleVisiblePages;
@@ -248,9 +247,6 @@
 
     private boolean mStripScreensOnPageStopMoving = false;
 
-    /** Is the user is dragging an item near the edge of a page? */
-    private boolean mInScrollArea = false;
-
     private DragPreviewProvider mOutlineProvider = null;
     public static final int DRAG_BITMAP_PADDING = DragPreviewProvider.DRAG_BITMAP_PADDING;
     private boolean mWorkspaceFadeInAdjacentScreens;
@@ -483,10 +479,8 @@
             }
         }
 
-        if (!FeatureFlags.LAUNCHER3_LEGACY_WORKSPACE_DND) {
-            // Always enter the spring loaded mode
-            mLauncher.enterSpringLoadedDragMode();
-        }
+        // Always enter the spring loaded mode
+        mLauncher.enterSpringLoadedDragMode();
     }
 
     public void deferRemoveExtraEmptyScreen() {
@@ -2571,7 +2565,7 @@
 
                 // If the item being dropped is a shortcut and the nearest drop
                 // cell also contains a shortcut, then create a folder with the two shortcuts.
-                if (!mInScrollArea && createUserFolderIfNecessary(cell, container,
+                if (createUserFolderIfNecessary(cell, container,
                         dropTargetLayout, mTargetCell, distance, false, d.dragView, null)) {
                     return;
                 }
@@ -2786,10 +2780,6 @@
 
         mDropToLayout = null;
         setDropLayoutForDragObject(d);
-
-        if (!workspaceInModalState() && FeatureFlags.LAUNCHER3_LEGACY_WORKSPACE_DND) {
-            mLauncher.getDragLayer().showPageHints();
-        }
     }
 
     @Override
@@ -2800,32 +2790,18 @@
 
         // Here we store the final page that will be dropped to, if the workspace in fact
         // receives the drop
-        if (mInScrollArea) {
-            if (isPageInTransition()) {
-                // If the user drops while the page is scrolling, we should use that page as the
-                // destination instead of the page that is being hovered over.
-                mDropToLayout = (CellLayout) getPageAt(getNextPage());
-            } else {
-                mDropToLayout = mDragOverlappingLayout;
-            }
-        } else {
-            mDropToLayout = mDragTargetLayout;
-        }
-
+        mDropToLayout = mDragTargetLayout;
         if (mDragMode == DRAG_MODE_CREATE_FOLDER) {
             mCreateUserFolderOnDrop = true;
         } else if (mDragMode == DRAG_MODE_ADD_TO_FOLDER) {
             mAddToExistingFolderOnDrop = true;
         }
 
-        // Reset the scroll area and previous drag target
-        onResetScrollArea();
+        // Reset the previous drag target
         setCurrentDropLayout(null);
         setCurrentDragOverlappingLayout(null);
 
         mSpringLoadedDragController.cancel();
-
-        mLauncher.getDragLayer().hidePageHints();
     }
 
     private void enforceDragParity(String event, int update, int expectedValue) {
@@ -3042,7 +3018,7 @@
 
     public void onDragOver(DragObject d) {
         // Skip drag over events while we are dragging over side pages
-        if (mInScrollArea || !transitionStateShouldAllowDrop()) return;
+        if (!transitionStateShouldAllowDrop()) return;
 
         ItemInfo item = d.dragInfo;
         if (item == null) {
@@ -3742,7 +3718,7 @@
 
     @Override
     public boolean supportsAppInfoDropTarget() {
-        return !FeatureFlags.LAUNCHER3_LEGACY_WORKSPACE_DND;
+        return true;
     }
 
     @Override
@@ -3805,65 +3781,6 @@
         }
     }
 
-    @Override
-    public boolean onEnterScrollArea(int x, int y, int direction) {
-        // Ignore the scroll area if we are dragging over the hot seat
-        boolean isPortrait = !mLauncher.getDeviceProfile().isLandscape;
-        if (mLauncher.getHotseat() != null && isPortrait) {
-            Rect r = new Rect();
-            mLauncher.getHotseat().getHitRect(r);
-            if (r.contains(x, y)) {
-                return false;
-            }
-        }
-
-        boolean result = false;
-        if (!workspaceInModalState() && !mIsSwitchingState && Folder.getOpen(mLauncher) == null) {
-            mInScrollArea = true;
-
-            final int page = getNextPage() +
-                       (direction == DragController.SCROLL_LEFT ? -1 : 1);
-            // We always want to exit the current layout to ensure parity of enter / exit
-            setCurrentDropLayout(null);
-
-            if (0 <= page && page < getChildCount()) {
-                // Ensure that we are not dragging over to the custom content screen
-                if (getScreenIdForPageIndex(page) == CUSTOM_CONTENT_SCREEN_ID) {
-                    return false;
-                }
-
-                CellLayout layout = (CellLayout) getChildAt(page);
-                setCurrentDragOverlappingLayout(layout);
-
-                // Workspace is responsible for drawing the edge glow on adjacent pages,
-                // so we need to redraw the workspace when this may have changed.
-                invalidate();
-                result = true;
-            }
-        }
-        return result;
-    }
-
-    @Override
-    public boolean onExitScrollArea() {
-        boolean result = false;
-        if (mInScrollArea) {
-            invalidate();
-            CellLayout layout = getCurrentDropLayout();
-            setCurrentDropLayout(layout);
-            setCurrentDragOverlappingLayout(layout);
-
-            result = true;
-            mInScrollArea = false;
-        }
-        return result;
-    }
-
-    private void onResetScrollArea() {
-        setCurrentDragOverlappingLayout(null);
-        mInScrollArea = false;
-    }
-
     /**
      * Returns a specific CellLayout
      */
@@ -4237,12 +4154,12 @@
         target.gridX = info.cellX;
         target.gridY = info.cellY;
         target.pageIndex = getCurrentPage();
-        targetParent.containerType = LauncherLogProto.WORKSPACE;
+        targetParent.containerType = ContainerType.WORKSPACE;
         if (info.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) {
             target.rank = info.rank;
-            targetParent.containerType = LauncherLogProto.HOTSEAT;
+            targetParent.containerType = ContainerType.HOTSEAT;
         } else if (info.container >= 0) {
-            targetParent.containerType = LauncherLogProto.FOLDER;
+            targetParent.containerType = ContainerType.FOLDER;
         }
     }
 
diff --git a/src/com/android/launcher3/allapps/AllAppsContainerView.java b/src/com/android/launcher3/allapps/AllAppsContainerView.java
index 24fb066..97e0d98 100644
--- a/src/com/android/launcher3/allapps/AllAppsContainerView.java
+++ b/src/com/android/launcher3/allapps/AllAppsContainerView.java
@@ -51,7 +51,6 @@
 import com.android.launcher3.folder.Folder;
 import com.android.launcher3.graphics.TintedDrawableSpan;
 import com.android.launcher3.keyboard.FocusedItemDecorator;
-import com.android.launcher3.shortcuts.DeepShortcutsContainer;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Target;
 import com.android.launcher3.util.ComponentKey;
 
@@ -387,12 +386,6 @@
             }
         });
         mLauncher.getWorkspace().beginDragShared(v, this, new DragOptions());
-        if (FeatureFlags.LAUNCHER3_LEGACY_WORKSPACE_DND) {
-            // Enter spring loaded mode (the new workspace does this in
-            // onDragStart(), so we don't want to do it here)
-            mLauncher.enterSpringLoadedDragMode();
-        }
-
         return false;
     }
 
diff --git a/src/com/android/launcher3/allapps/AllAppsRecyclerView.java b/src/com/android/launcher3/allapps/AllAppsRecyclerView.java
index ab34287..10d4c15 100644
--- a/src/com/android/launcher3/allapps/AllAppsRecyclerView.java
+++ b/src/com/android/launcher3/allapps/AllAppsRecyclerView.java
@@ -29,7 +29,7 @@
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.R;
-import com.android.launcher3.userevent.nano.LauncherLogProto;
+import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
 
 import java.util.List;
 
@@ -184,7 +184,7 @@
 
     public int getContainerType(View v) {
         if (mApps.hasFilter()) {
-            return LauncherLogProto.SEARCHRESULT;
+            return ContainerType.SEARCHRESULT;
         } else {
             if (v instanceof BubbleTextView) {
                 BubbleTextView icon = (BubbleTextView) v;
@@ -193,11 +193,11 @@
                     List<AlphabeticalAppsList.AdapterItem> items = mApps.getAdapterItems();
                     AlphabeticalAppsList.AdapterItem item = items.get(position);
                     if (item.viewType == AllAppsGridAdapter.VIEW_TYPE_PREDICTION_ICON) {
-                        return LauncherLogProto.PREDICTION;
+                        return ContainerType.PREDICTION;
                     }
                 }
             }
-            return LauncherLogProto.ALLAPPS;
+            return ContainerType.ALLAPPS;
         }
     }
 
diff --git a/src/com/android/launcher3/allapps/AllAppsTransitionController.java b/src/com/android/launcher3/allapps/AllAppsTransitionController.java
index 4667806..99cac41 100644
--- a/src/com/android/launcher3/allapps/AllAppsTransitionController.java
+++ b/src/com/android/launcher3/allapps/AllAppsTransitionController.java
@@ -27,6 +27,8 @@
 import com.android.launcher3.Workspace;
 import com.android.launcher3.shortcuts.DeepShortcutsContainer;
 import com.android.launcher3.userevent.nano.LauncherLogProto;
+import com.android.launcher3.userevent.nano.LauncherLogProto.Action;
+import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
 import com.android.launcher3.util.TouchController;
 
 /**
@@ -225,9 +227,9 @@
 
                 if (!mLauncher.isAllAppsVisible()) {
                     mLauncher.getUserEventDispatcher().logActionOnContainer(
-                            LauncherLogProto.Action.FLING,
-                            LauncherLogProto.Action.UP,
-                            LauncherLogProto.HOTSEAT);
+                            Action.Touch.FLING,
+                            Action.Direction.UP,
+                            ContainerType.HOTSEAT);
                 }
                 mLauncher.showAppsView(true /* animated */,
                         false /* updatePredictedApps */,
@@ -245,9 +247,9 @@
                 calculateDuration(velocity, Math.abs(mAppsView.getTranslationY()));
                 if (!mLauncher.isAllAppsVisible()) {
                     mLauncher.getUserEventDispatcher().logActionOnContainer(
-                            LauncherLogProto.Action.SWIPE,
-                            LauncherLogProto.Action.UP,
-                            LauncherLogProto.HOTSEAT);
+                            Action.Touch.SWIPE,
+                            Action.Direction.UP,
+                            ContainerType.HOTSEAT);
                 }
                 mLauncher.showAppsView(true, /* animated */
                         false /* updatePredictedApps */,
diff --git a/src/com/android/launcher3/dragndrop/DragController.java b/src/com/android/launcher3/dragndrop/DragController.java
index a5a54c1..745776d 100644
--- a/src/com/android/launcher3/dragndrop/DragController.java
+++ b/src/com/android/launcher3/dragndrop/DragController.java
@@ -21,24 +21,20 @@
 import android.graphics.Bitmap;
 import android.graphics.Point;
 import android.graphics.Rect;
-import android.os.Handler;
 import android.os.IBinder;
 import android.view.DragEvent;
 import android.view.HapticFeedbackConstants;
 import android.view.KeyEvent;
 import android.view.MotionEvent;
 import android.view.View;
-import android.view.ViewConfiguration;
 import android.view.inputmethod.InputMethodManager;
 
 import com.android.launcher3.DragSource;
 import com.android.launcher3.DropTarget;
 import com.android.launcher3.ItemInfo;
 import com.android.launcher3.Launcher;
-import com.android.launcher3.PagedView;
 import com.android.launcher3.R;
 import com.android.launcher3.ShortcutInfo;
-import com.android.launcher3.Utilities;
 import com.android.launcher3.accessibility.DragViewStateAnnouncer;
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.util.ItemInfoMatcher;
@@ -51,26 +47,14 @@
  * Class for initiating a drag within a view or across multiple views.
  */
 public class DragController implements DragDriver.EventListener, TouchController {
-    public static final int SCROLL_DELAY = 500;
-    public static final int RESCROLL_DELAY = PagedView.PAGE_SNAP_ANIMATION_DURATION + 150;
-
     private static final boolean PROFILE_DRAWING_DURING_DRAG = false;
 
-    private static final int SCROLL_OUTSIDE_ZONE = 0;
-    private static final int SCROLL_WAITING_IN_ZONE = 1;
-
-    public static final int SCROLL_NONE = -1;
-    public static final int SCROLL_LEFT = 0;
-    public static final int SCROLL_RIGHT = 1;
-
     @Thunk Launcher mLauncher;
-    private Handler mHandler;
     private FlingToDeleteHelper mFlingToDeleteHelper;
 
     // temporaries to avoid gc thrash
     private Rect mRectTemp = new Rect();
     private final int[] mCoordinatesTemp = new int[2];
-    private final boolean mIsRtl;
 
     /**
      * Drag driver for the current drag/drop operation, or null if there is no active DND operation.
@@ -87,29 +71,17 @@
     /** Y coordinate of the down event. */
     private int mMotionDownY;
 
-    /** the area at the edge of the screen that makes the workspace go left
-     *   or right while you're dragging.
-     */
-    private final int mScrollZone;
-
     private DropTarget.DragObject mDragObject;
 
     /** Who can receive drop events */
-    private ArrayList<DropTarget> mDropTargets = new ArrayList<DropTarget>();
-    private ArrayList<DragListener> mListeners = new ArrayList<DragListener>();
+    private ArrayList<DropTarget> mDropTargets = new ArrayList<>();
+    private ArrayList<DragListener> mListeners = new ArrayList<>();
 
     /** The window token used as the parent for the DragView. */
     private IBinder mWindowToken;
 
-    /** The view that will be scrolled when dragging to the left and right edges of the screen. */
-    private View mScrollView;
-
     private View mMoveTarget;
 
-    @Thunk DragScroller mDragScroller;
-    @Thunk int mScrollState = SCROLL_OUTSIDE_ZONE;
-    private ScrollRunnable mScrollRunnable = new ScrollRunnable();
-
     private DropTarget mLastDropTarget;
 
     @Thunk int mLastTouch[] = new int[2];
@@ -143,11 +115,7 @@
      * Used to create a new DragLayer from XML.
      */
     public DragController(Launcher launcher) {
-        Resources r = launcher.getResources();
         mLauncher = launcher;
-        mHandler = new Handler();
-        mScrollZone = r.getDimensionPixelSize(R.dimen.scroll_zone);
-        mIsRtl = Utilities.isRtl(r);
         mFlingToDeleteHelper = new FlingToDeleteHelper(launcher);
     }
 
@@ -216,11 +184,8 @@
                 && !mOptions.preDragCondition.shouldStartDrag(0);
 
         final Resources res = mLauncher.getResources();
-        final float scaleDps = FeatureFlags.LAUNCHER3_LEGACY_WORKSPACE_DND
-                ? res.getDimensionPixelSize(R.dimen.dragViewScale)
-                : mIsInPreDrag
-                    ? res.getDimensionPixelSize(R.dimen.pre_drag_view_scale)
-                    : 0f;
+        final float scaleDps = mIsInPreDrag
+                ? res.getDimensionPixelSize(R.dimen.pre_drag_view_scale) : 0f;
         final DragView dragView = mDragObject.dragView = new DragView(mLauncher, b, registrationX,
                 registrationY, initialDragViewScale, scaleDps);
 
@@ -333,7 +298,6 @@
     private void endDrag() {
         if (isDragging()) {
             mDragDriver = null;
-            clearScrollRunnable();
             boolean isDeferred = false;
             if (mDragObject.dragView != null) {
                 isDeferred = mDragObject.deferDragViewCleanupPostAnimation;
@@ -507,16 +471,6 @@
         return mMoveTarget != null && mMoveTarget.dispatchUnhandledMove(focused, direction);
     }
 
-    private void clearScrollRunnable() {
-        mHandler.removeCallbacks(mScrollRunnable);
-        if (mScrollState == SCROLL_WAITING_IN_ZONE) {
-            mScrollState = SCROLL_OUTSIDE_ZONE;
-            mScrollRunnable.setDirection(SCROLL_RIGHT);
-            mDragScroller.onExitScrollArea();
-            mLauncher.getDragLayer().onExitScrollArea();
-        }
-    }
-
     private void handleMoveEvent(int x, int y) {
         mDragObject.dragView.move(x, y);
 
@@ -531,7 +485,6 @@
         mDistanceSinceScroll += Math.hypot(mLastTouch[0] - x, mLastTouch[1] - y);
         mLastTouch[0] = x;
         mLastTouch[1] = y;
-        checkScrollState(x, y);
 
         if (mIsInPreDrag && mOptions.preDragCondition != null
                 && mOptions.preDragCondition.shouldStartDrag(mDistanceSinceScroll)) {
@@ -568,36 +521,6 @@
         mLastDropTarget = dropTarget;
     }
 
-    @Thunk void checkScrollState(int x, int y) {
-        final int slop = ViewConfiguration.get(mLauncher).getScaledWindowTouchSlop();
-        final int delay = mDistanceSinceScroll < slop ? RESCROLL_DELAY : SCROLL_DELAY;
-        final DragLayer dragLayer = mLauncher.getDragLayer();
-        final int forwardDirection = mIsRtl ? SCROLL_RIGHT : SCROLL_LEFT;
-        final int backwardsDirection = mIsRtl ? SCROLL_LEFT : SCROLL_RIGHT;
-
-        if (x < mScrollZone) {
-            if (mScrollState == SCROLL_OUTSIDE_ZONE) {
-                mScrollState = SCROLL_WAITING_IN_ZONE;
-                if (mDragScroller.onEnterScrollArea(x, y, forwardDirection)) {
-                    dragLayer.onEnterScrollArea();
-                    mScrollRunnable.setDirection(forwardDirection);
-                    mHandler.postDelayed(mScrollRunnable, delay);
-                }
-            }
-        } else if (x > mScrollView.getWidth() - mScrollZone) {
-            if (mScrollState == SCROLL_OUTSIDE_ZONE) {
-                mScrollState = SCROLL_WAITING_IN_ZONE;
-                if (mDragScroller.onEnterScrollArea(x, y, backwardsDirection)) {
-                    dragLayer.onEnterScrollArea();
-                    mScrollRunnable.setDirection(backwardsDirection);
-                    mHandler.postDelayed(mScrollRunnable, delay);
-                }
-            }
-        } else {
-            clearScrollRunnable();
-        }
-    }
-
     /**
      * Call this from a drag source view.
      */
@@ -619,17 +542,6 @@
                 // Remember where the motion event started
                 mMotionDownX = dragLayerX;
                 mMotionDownY = dragLayerY;
-
-                if ((dragLayerX < mScrollZone) || (dragLayerX > mScrollView.getWidth() - mScrollZone)) {
-                    mScrollState = SCROLL_WAITING_IN_ZONE;
-                    mHandler.postDelayed(mScrollRunnable, SCROLL_DELAY);
-                } else {
-                    mScrollState = SCROLL_OUTSIDE_ZONE;
-                }
-                break;
-            case MotionEvent.ACTION_UP:
-            case MotionEvent.ACTION_CANCEL:
-                mHandler.removeCallbacks(mScrollRunnable);
                 break;
         }
 
@@ -729,10 +641,6 @@
         return null;
     }
 
-    public void setDragScroller(DragScroller scroller) {
-        mDragScroller = scroller;
-    }
-
     public void setWindowToken(IBinder token) {
         mWindowToken = token;
     }
@@ -765,40 +673,4 @@
         mDropTargets.remove(target);
     }
 
-    /**
-     * Set which view scrolls for touch events near the edge of the screen.
-     */
-    public void setScrollView(View v) {
-        mScrollView = v;
-    }
-
-    private class ScrollRunnable implements Runnable {
-        private int mDirection;
-
-        ScrollRunnable() {
-        }
-
-        public void run() {
-            if (mDragScroller != null) {
-                if (mDirection == SCROLL_LEFT) {
-                    mDragScroller.scrollLeft();
-                } else {
-                    mDragScroller.scrollRight();
-                }
-                mScrollState = SCROLL_OUTSIDE_ZONE;
-                mDistanceSinceScroll = 0;
-                mDragScroller.onExitScrollArea();
-                mLauncher.getDragLayer().onExitScrollArea();
-
-                if (isDragging()) {
-                    // Check the scroll again so that we can requeue the scroller if necessary
-                    checkScrollState(mLastTouch[0], mLastTouch[1]);
-                }
-            }
-        }
-
-        void setDirection(int direction) {
-            mDirection = direction;
-        }
-    }
 }
diff --git a/src/com/android/launcher3/dragndrop/DragLayer.java b/src/com/android/launcher3/dragndrop/DragLayer.java
index 9de4452..d656c84 100644
--- a/src/com/android/launcher3/dragndrop/DragLayer.java
+++ b/src/com/android/launcher3/dragndrop/DragLayer.java
@@ -33,7 +33,6 @@
 import android.graphics.Point;
 import android.graphics.Rect;
 import android.graphics.Region;
-import android.graphics.drawable.Drawable;
 import android.os.Build;
 import android.util.AttributeSet;
 import android.view.DragEvent;
@@ -117,13 +116,6 @@
     private final Rect mScrollChildPosition = new Rect();
     private final ViewGroupFocusHelper mFocusIndicatorHelper;
 
-    private boolean mInScrollArea;
-    private boolean mShowPageHints;
-    private Drawable mLeftHoverDrawable;
-    private Drawable mRightHoverDrawable;
-    private Drawable mLeftHoverDrawableActive;
-    private Drawable mRightHoverDrawableActive;
-
     // Related to pinch-to-go-to-overview gesture.
     private PinchToOverviewListener mPinchListener = null;
 
@@ -144,14 +136,7 @@
         setMotionEventSplittingEnabled(false);
         setChildrenDrawingOrderEnabled(true);
 
-        final Resources res = getResources();
-        if (FeatureFlags.LAUNCHER3_LEGACY_WORKSPACE_DND) {
-            mLeftHoverDrawable = res.getDrawable(R.drawable.page_hover_left);
-            mRightHoverDrawable = res.getDrawable(R.drawable.page_hover_right);
-            mLeftHoverDrawableActive = res.getDrawable(R.drawable.page_hover_left_active);
-            mRightHoverDrawableActive = res.getDrawable(R.drawable.page_hover_right_active);
-        }
-        mIsRtl = Utilities.isRtl(res);
+        mIsRtl = Utilities.isRtl(getResources());
         mFocusIndicatorHelper = new ViewGroupFocusHelper(this);
     }
 
@@ -911,29 +896,6 @@
         }
     }
 
-    void onEnterScrollArea() {
-        mInScrollArea = true;
-        invalidate();
-    }
-
-    void onExitScrollArea() {
-        mInScrollArea = false;
-        invalidate();
-    }
-
-    public void showPageHints() {
-        mShowPageHints = true;
-        Workspace workspace = mLauncher.getWorkspace();
-        getDescendantRectRelativeToSelf(workspace.getChildAt(workspace.numCustomPages()),
-                mScrollChildPosition);
-        invalidate();
-    }
-
-    public void hidePageHints() {
-        mShowPageHints = false;
-        invalidate();
-    }
-
     public void invalidateScrim() {
         if (mBackgroundAlpha > 0.0f) {
             invalidate();
@@ -963,41 +925,6 @@
         super.dispatchDraw(canvas);
     }
 
-    private void drawPageHints(Canvas canvas) {
-        if (mShowPageHints) {
-            Workspace workspace = mLauncher.getWorkspace();
-            int width = getMeasuredWidth();
-            int page = workspace.getNextPage();
-            CellLayout leftPage = (CellLayout) workspace.getChildAt(mIsRtl ? page + 1 : page - 1);
-            CellLayout rightPage = (CellLayout) workspace.getChildAt(mIsRtl ? page - 1 : page + 1);
-
-            if (leftPage != null && leftPage.isDragTarget()) {
-                Drawable left = mInScrollArea && leftPage.getIsDragOverlapping() ?
-                        mLeftHoverDrawableActive : mLeftHoverDrawable;
-                left.setBounds(0, mScrollChildPosition.top,
-                        left.getIntrinsicWidth(), mScrollChildPosition.bottom);
-                left.draw(canvas);
-            }
-            if (rightPage != null && rightPage.isDragTarget()) {
-                Drawable right = mInScrollArea && rightPage.getIsDragOverlapping() ?
-                        mRightHoverDrawableActive : mRightHoverDrawable;
-                right.setBounds(width - right.getIntrinsicWidth(),
-                        mScrollChildPosition.top, width, mScrollChildPosition.bottom);
-                right.draw(canvas);
-            }
-        }
-    }
-
-    protected boolean drawChild(Canvas canvas, View child, long drawingTime) {
-        boolean ret = super.drawChild(canvas, child, drawingTime);
-
-        // We want to draw the page hints above the workspace, but below the drag view.
-        if (child instanceof Workspace) {
-            drawPageHints(canvas);
-        }
-        return ret;
-    }
-
     public void setBackgroundAlpha(float alpha) {
         if (alpha != mBackgroundAlpha) {
             mBackgroundAlpha = alpha;
diff --git a/src/com/android/launcher3/dragndrop/DragScroller.java b/src/com/android/launcher3/dragndrop/DragScroller.java
deleted file mode 100644
index 165d0b1..0000000
--- a/src/com/android/launcher3/dragndrop/DragScroller.java
+++ /dev/null
@@ -1,40 +0,0 @@
-/*
- * Copyright (C) 2008 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.launcher3.dragndrop;
-
-/**
- * Handles scrolling while dragging
- *
- */
-public interface DragScroller {
-    void scrollLeft();
-    void scrollRight();
-
-    /**
-     * The touch point has entered the scroll area; a scroll is imminent.
-     * This event will only occur while a drag is active.
-     *
-     * @param direction The scroll direction
-     */
-    boolean onEnterScrollArea(int x, int y, int direction);
-
-    /**
-     * The touch point has left the scroll area.
-     * NOTE: This may not be called, if a drop occurs inside the scroll area.
-     */
-    boolean onExitScrollArea();
-}
diff --git a/src/com/android/launcher3/folder/Folder.java b/src/com/android/launcher3/folder/Folder.java
index 315f511..52c6abc 100644
--- a/src/com/android/launcher3/folder/Folder.java
+++ b/src/com/android/launcher3/folder/Folder.java
@@ -43,7 +43,6 @@
 import android.view.animation.AccelerateInterpolator;
 import android.view.animation.AnimationUtils;
 import android.view.inputmethod.EditorInfo;
-import android.view.inputmethod.InputMethodManager;
 import android.widget.TextView;
 
 import com.android.launcher3.AbstractFloatingView;
@@ -63,6 +62,7 @@
 import com.android.launcher3.LauncherSettings;
 import com.android.launcher3.LogDecelerateInterpolator;
 import com.android.launcher3.OnAlarmListener;
+import com.android.launcher3.PagedView;
 import com.android.launcher3.R;
 import com.android.launcher3.ShortcutInfo;
 import com.android.launcher3.UninstallDropTarget.DropTargetSource;
@@ -76,7 +76,7 @@
 import com.android.launcher3.dragndrop.DragLayer;
 import com.android.launcher3.dragndrop.DragOptions;
 import com.android.launcher3.pageindicators.PageIndicatorDots;
-import com.android.launcher3.userevent.nano.LauncherLogProto;
+import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Target;
 import com.android.launcher3.util.CircleRevealOutlineProvider;
 import com.android.launcher3.util.Thunk;
@@ -108,7 +108,12 @@
     /**
      * Time for which the scroll hint is shown before automatically changing page.
      */
-    public static final int SCROLL_HINT_DURATION = DragController.SCROLL_DELAY;
+    public static final int SCROLL_HINT_DURATION = 500;
+    public static final int RESCROLL_DELAY = PagedView.PAGE_SNAP_ANIMATION_DURATION + 150;
+
+    public static final int SCROLL_NONE = -1;
+    public static final int SCROLL_LEFT = 0;
+    public static final int SCROLL_RIGHT = 1;
 
     /**
      * Fraction of icon width which behave as scroll region.
@@ -135,8 +140,6 @@
     private final int mMaterialExpandDuration;
     private final int mMaterialExpandStagger;
 
-    private final InputMethodManager mInputMethodManager;
-
     protected final Launcher mLauncher;
     protected DragController mDragController;
     public FolderInfo mInfo;
@@ -184,8 +187,8 @@
     // Folder scrolling
     private int mScrollAreaOffset;
 
-    @Thunk int mScrollHintDir = DragController.SCROLL_NONE;
-    @Thunk int mCurrentScrollDir = DragController.SCROLL_NONE;
+    @Thunk int mScrollHintDir = SCROLL_NONE;
+    @Thunk int mCurrentScrollDir = SCROLL_NONE;
 
     /**
      * Used to inflate the Workspace from XML.
@@ -196,9 +199,6 @@
     public Folder(Context context, AttributeSet attrs) {
         super(context, attrs);
         setAlwaysDrawnWithCacheEnabled(false);
-        mInputMethodManager = (InputMethodManager)
-                getContext().getSystemService(Context.INPUT_METHOD_SERVICE);
-
         Resources res = getResources();
         mExpandDuration = res.getInteger(R.integer.config_folderExpandDuration);
         mMaterialExpandDuration = res.getInteger(R.integer.config_materialFolderExpandDuration);
@@ -833,15 +833,15 @@
         boolean isOutsideRightEdge = x > (getWidth() - cellOverlap);
 
         if (currentPage > 0 && (mContent.mIsRtl ? isOutsideRightEdge : isOutsideLeftEdge)) {
-            showScrollHint(DragController.SCROLL_LEFT, d);
+            showScrollHint(SCROLL_LEFT, d);
         } else if (currentPage < (mContent.getPageCount() - 1)
                 && (mContent.mIsRtl ? isOutsideLeftEdge : isOutsideRightEdge)) {
-            showScrollHint(DragController.SCROLL_RIGHT, d);
+            showScrollHint(SCROLL_RIGHT, d);
         } else {
             mOnScrollHintAlarm.cancelAlarm();
-            if (mScrollHintDir != DragController.SCROLL_NONE) {
+            if (mScrollHintDir != SCROLL_NONE) {
                 mContent.clearScrollHint();
-                mScrollHintDir = DragController.SCROLL_NONE;
+                mScrollHintDir = SCROLL_NONE;
             }
         }
     }
@@ -899,9 +899,9 @@
 
         mOnScrollHintAlarm.cancelAlarm();
         mScrollPauseAlarm.cancelAlarm();
-        if (mScrollHintDir != DragController.SCROLL_NONE) {
+        if (mScrollHintDir != SCROLL_NONE) {
             mContent.clearScrollHint();
-            mScrollHintDir = DragController.SCROLL_NONE;
+            mScrollHintDir = SCROLL_NONE;
         }
     }
 
@@ -1008,7 +1008,7 @@
 
     @Override
     public boolean supportsAppInfoDropTarget() {
-        return !FeatureFlags.LAUNCHER3_LEGACY_WORKSPACE_DND;
+        return true;
     }
 
     @Override
@@ -1448,7 +1448,7 @@
         target.gridX = info.cellX;
         target.gridY = info.cellY;
         target.pageIndex = mContent.getCurrentPage();
-        targetParent.containerType = LauncherLogProto.FOLDER;
+        targetParent.containerType = ContainerType.FOLDER;
     }
 
     private class OnScrollHintListener implements OnAlarmListener {
@@ -1464,21 +1464,21 @@
          */
         @Override
         public void onAlarm(Alarm alarm) {
-            if (mCurrentScrollDir == DragController.SCROLL_LEFT) {
+            if (mCurrentScrollDir == SCROLL_LEFT) {
                 mContent.scrollLeft();
-                mScrollHintDir = DragController.SCROLL_NONE;
-            } else if (mCurrentScrollDir == DragController.SCROLL_RIGHT) {
+                mScrollHintDir = SCROLL_NONE;
+            } else if (mCurrentScrollDir == SCROLL_RIGHT) {
                 mContent.scrollRight();
-                mScrollHintDir = DragController.SCROLL_NONE;
+                mScrollHintDir = SCROLL_NONE;
             } else {
                 // This should not happen
                 return;
             }
-            mCurrentScrollDir = DragController.SCROLL_NONE;
+            mCurrentScrollDir = SCROLL_NONE;
 
             // Pause drag event until the scrolling is finished
             mScrollPauseAlarm.setOnAlarmListener(new OnScrollFinishedListener(mDragObject));
-            mScrollPauseAlarm.setAlarm(DragController.RESCROLL_DELAY);
+            mScrollPauseAlarm.setAlarm(RESCROLL_DELAY);
         }
     }
 
diff --git a/src/com/android/launcher3/folder/FolderPagedView.java b/src/com/android/launcher3/folder/FolderPagedView.java
index 8aaeb9e..650ca19 100644
--- a/src/com/android/launcher3/folder/FolderPagedView.java
+++ b/src/com/android/launcher3/folder/FolderPagedView.java
@@ -486,7 +486,7 @@
      * Scrolls the current view by a fraction
      */
     public void showScrollHint(int direction) {
-        float fraction = (direction == DragController.SCROLL_LEFT) ^ mIsRtl
+        float fraction = (direction == Folder.SCROLL_LEFT) ^ mIsRtl
                 ? -SCROLL_HINT_FRACTION : SCROLL_HINT_FRACTION;
         int hint = (int) (fraction * getWidth());
         int scroll = getScrollForPage(getNextPage()) + hint;
diff --git a/src/com/android/launcher3/logging/LoggerUtils.java b/src/com/android/launcher3/logging/LoggerUtils.java
index 395daa5..c13e8b3 100644
--- a/src/com/android/launcher3/logging/LoggerUtils.java
+++ b/src/com/android/launcher3/logging/LoggerUtils.java
@@ -1,5 +1,7 @@
 package com.android.launcher3.logging;
 
+import android.util.ArrayMap;
+import android.util.SparseArray;
 import android.view.View;
 
 import com.android.launcher3.ButtonDropTarget;
@@ -8,80 +10,73 @@
 import com.android.launcher3.ItemInfo;
 import com.android.launcher3.LauncherSettings;
 import com.android.launcher3.UninstallDropTarget;
-import com.android.launcher3.userevent.nano.LauncherLogProto;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action;
+import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
+import com.android.launcher3.userevent.nano.LauncherLogProto.ControlType;
+import com.android.launcher3.userevent.nano.LauncherLogProto.ItemType;
+import com.android.launcher3.userevent.nano.LauncherLogProto.LauncherEvent;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Target;
 
+import java.lang.reflect.Field;
+import java.lang.reflect.Modifier;
+
 /**
- * Debugging helper methods.
- * toString() cannot be overriden inside auto generated {@link LauncherLogProto}.
- * Note: switch statement cannot be replaced with reflection as proguard strips the constants
+ * Helper methods for logging.
  */
 public class LoggerUtils {
-    private static final String TAG = "LoggerUtils";
+    private static final ArrayMap<Class, SparseArray<String>> sNameCache = new ArrayMap<>();
+    private static final String UNKNOWN = "UNKNOWN";
 
-    private static String getCommandStr(Action action) {
-        switch (action.command) {
-            case Action.HOME_INTENT: return "HOME_INTENT";
-            case Action.BACK: return "BACK";
-            default: return "UNKNOWN";
+    private static String getFieldName(int value, Class c) {
+        SparseArray<String> cache;
+        synchronized (sNameCache) {
+            cache = sNameCache.get(c);
+            if (cache == null) {
+                cache = new SparseArray<>();
+                for (Field f : c.getDeclaredFields()) {
+                    if (f.getType() == int.class && Modifier.isStatic(f.getModifiers())) {
+                        try {
+                            f.setAccessible(true);
+                            cache.put(f.getInt(null), f.getName());
+                        } catch (IllegalAccessException e) {
+                            // Ignore
+                        }
+                    }
+                }
+                sNameCache.put(c, cache);
+            }
         }
+        String result = cache.get(value);
+        return result != null ? result : UNKNOWN;
     }
 
-    private static String getTouchStr(Action action) {
-        switch (action.touch) {
-            case Action.TAP: return "TAP";
-            case Action.LONGPRESS: return "LONGPRESS";
-            case Action.DRAGDROP: return "DRAGDROP";
-            case Action.PINCH: return "PINCH";
-            case Action.SWIPE: return "SWIPE";
-            case Action.FLING: return "FLING";
-            default: return "UNKNOWN";
-        }
-    }
-
-    public static String getActionStr(LauncherLogProto.Action action) {
+    public static String getActionStr(Action action) {
         switch (action.type) {
-            case Action.TOUCH: return getTouchStr(action);
-            case Action.COMMAND: return getCommandStr(action);
-            default: return "UNKNOWN";
+            case Action.Type.TOUCH: return getFieldName(action.touch, Action.Touch.class);
+            case Action.Type.COMMAND: return getFieldName(action.command, Action.Command.class);
+            default: return UNKNOWN;
         }
     }
 
     public static String getTargetStr(Target t) {
-        String typeStr = "";
         if (t == null){
-            return typeStr;
+            return "";
         }
         switch (t.type) {
-            case Target.ITEM:
+            case Target.Type.ITEM:
                 return getItemStr(t);
-            case Target.CONTROL:
-                return getControlStr(t);
-            case Target.CONTAINER:
-                return getContainerStr(t);
+            case Target.Type.CONTROL:
+                return getFieldName(t.controlType, ControlType.class);
+            case Target.Type.CONTAINER:
+                return getFieldName(t.containerType, ContainerType.class)
+                        + " id=" + t.pageIndex;
             default:
                 return "UNKNOWN TARGET TYPE";
         }
     }
 
     private static String getItemStr(Target t) {
-        String typeStr = "";
-        if (t == null){
-            return typeStr;
-        }
-        switch(t.itemType){
-            case LauncherLogProto.APP_ICON: typeStr = "APPICON"; break;
-            case LauncherLogProto.SHORTCUT: typeStr = "SHORTCUT"; break;
-            case LauncherLogProto.WIDGET: typeStr = "WIDGET"; break;
-            case LauncherLogProto.DEEPSHORTCUT: typeStr = "DEEPSHORTCUT"; break;
-            case LauncherLogProto.FOLDER_ICON: typeStr = "FOLDERICON"; break;
-            case LauncherLogProto.SEARCHBOX: typeStr = "SEARCHBOX"; break;
-            case LauncherLogProto.EDITTEXT: typeStr = "EDITTEXT"; break;
-
-            default: typeStr = "UNKNOWN";
-        }
-
+        String typeStr = getFieldName(t.itemType, ItemType.class);
         if (t.packageNameHash != 0) {
             typeStr += ", packageHash=" + t.packageNameHash;
         }
@@ -94,190 +89,83 @@
         if (t.spanX != 0) {
             typeStr += ", spanX=" + t.spanX;
         }
-        return typeStr += ", grid=(" + t.gridX + "," + t.gridY + "), id=" + t.pageIndex;
+        return typeStr + ", grid=(" + t.gridX + "," + t.gridY + "), id=" + t.pageIndex;
     }
 
-    private static String getControlStr(Target t) {
-        if (t == null){
-            return "";
-        }
-        switch(t.controlType) {
-            case LauncherLogProto.ALL_APPS_BUTTON: return "ALL_APPS_BUTTON";
-            case LauncherLogProto.WIDGETS_BUTTON: return "WIDGETS_BUTTON";
-            case LauncherLogProto.WALLPAPER_BUTTON: return "WALLPAPER_BUTTON";
-            case LauncherLogProto.SETTINGS_BUTTON: return "SETTINGS_BUTTON";
-            case LauncherLogProto.REMOVE_TARGET: return "REMOVE_TARGET";
-            case LauncherLogProto.UNINSTALL_TARGET: return "UNINSTALL_TARGET";
-            case LauncherLogProto.APPINFO_TARGET: return "APPINFO_TARGET";
-            case LauncherLogProto.RESIZE_HANDLE: return "RESIZE_HANDLE";
-            default: return "UNKNOWN";
-        }
+    public static Target newItemTarget(View v) {
+        return (v.getTag() instanceof ItemInfo)
+                ? newItemTarget((ItemInfo) v.getTag())
+                : newTarget(Target.Type.ITEM);
     }
 
-    private static String getContainerStr(LauncherLogProto.Target t) {
-        String str = "";
-        if (t == null) {
-            return str;
-        }
-        switch (t.containerType) {
-            case LauncherLogProto.WORKSPACE:
-                str = "WORKSPACE";
-                break;
-            case LauncherLogProto.HOTSEAT:
-                str = "HOTSEAT";
-                break;
-            case LauncherLogProto.FOLDER:
-                str = "FOLDER";
-                break;
-            case LauncherLogProto.ALLAPPS:
-                str = "ALLAPPS";
-                break;
-            case LauncherLogProto.WIDGETS:
-                str = "WIDGETS";
-                break;
-            case LauncherLogProto.OVERVIEW:
-                str = "OVERVIEW";
-                break;
-            case LauncherLogProto.PREDICTION:
-                str = "PREDICTION";
-                break;
-            case LauncherLogProto.SEARCHRESULT:
-                str = "SEARCHRESULT";
-                break;
-            case LauncherLogProto.DEEPSHORTCUTS:
-                str = "DEEPSHORTCUTS";
-                break;
-            default:
-                str = "UNKNOWN";
-        }
-        return str + " id=" + t.pageIndex;
-    }
-
-    /**
-     * Used for launching an event by tapping on an icon.
-     */
-    public static LauncherLogProto.LauncherEvent initLauncherEvent(
-            int actionType,
-            View v,
-            int parentTargetType){
-        LauncherLogProto.LauncherEvent event = new LauncherLogProto.LauncherEvent();
-
-        event.srcTarget = new LauncherLogProto.Target[2];
-        event.srcTarget[0] = initTarget(v);
-        event.srcTarget[1] = new LauncherLogProto.Target();
-        event.srcTarget[1].type = parentTargetType;
-
-        event.action = new LauncherLogProto.Action();
-        event.action.type = actionType;
-        return event;
-    }
-
-    /**
-     * Used for clicking on controls and buttons.
-     */
-    public static LauncherLogProto.LauncherEvent initLauncherEvent(
-            int actionType,
-            int childTargetType){
-        LauncherLogProto.LauncherEvent event = new LauncherLogProto.LauncherEvent();
-
-        event.srcTarget = new LauncherLogProto.Target[1];
-        event.srcTarget[0] = new LauncherLogProto.Target();
-        event.srcTarget[0].type = childTargetType;
-
-        event.action = new LauncherLogProto.Action();
-        event.action.type = actionType;
-        return event;
-    }
-
-    /**
-     * Used for commands.
-     */
-    public static LauncherLogProto.LauncherEvent initLauncherEvent(int command,
-            boolean createSrcTarget) {
-        LauncherLogProto.LauncherEvent event = new LauncherLogProto.LauncherEvent();
-        event.action = new LauncherLogProto.Action();
-        event.action.type = Action.COMMAND;
-        event.action.command = command;
-        event.srcTarget = null;
-
-        if (createSrcTarget) {
-            event.srcTarget = new LauncherLogProto.Target[1];
-            event.srcTarget[0] = new LauncherLogProto.Target();
-            event.srcTarget[0].type = Target.CONTAINER;
-        }
-        return event;
-    }
-
-    /**
-     * Used for drag and drop interaction.
-     */
-    public static LauncherLogProto.LauncherEvent initLauncherEvent(
-            int actionType,
-            ItemInfo info,
-            int parentSrcTargetType,
-            View parentDestTargetType){
-        LauncherLogProto.LauncherEvent event = new LauncherLogProto.LauncherEvent();
-
-        event.srcTarget = new LauncherLogProto.Target[2];
-        event.srcTarget[0] = initTarget(info);
-        event.srcTarget[1] = new LauncherLogProto.Target();
-        event.srcTarget[1].type = parentSrcTargetType;
-
-        event.destTarget = new LauncherLogProto.Target[2];
-        event.destTarget[0] = initTarget(info);
-        event.destTarget[1] = initDropTarget(parentDestTargetType);
-
-        event.action = new LauncherLogProto.Action();
-        event.action.type = actionType;
-        return event;
-    }
-
-    private static Target initTarget(ItemInfo info) {
-        Target t = new LauncherLogProto.Target();
-        t.type = Target.ITEM;
+    public static Target newItemTarget(ItemInfo info) {
+        Target t = newTarget(Target.Type.ITEM);
         switch (info.itemType) {
             case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION:
-                t.itemType = LauncherLogProto.APP_ICON;
+                t.itemType = ItemType.APP_ICON;
                 break;
             case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT:
-                t.itemType = LauncherLogProto.SHORTCUT;
+                t.itemType = ItemType.SHORTCUT;
                 break;
             case LauncherSettings.Favorites.ITEM_TYPE_FOLDER:
-                t.itemType = LauncherLogProto.FOLDER_ICON;
+                t.itemType = ItemType.FOLDER_ICON;
                 break;
             case LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET:
-                t.itemType = LauncherLogProto.WIDGET;
+                t.itemType = ItemType.WIDGET;
                 break;
             case LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT:
-                t.itemType = LauncherLogProto.DEEPSHORTCUT;
+                t.itemType = ItemType.DEEPSHORTCUT;
                 break;
         }
         return t;
     }
 
-    private static Target initDropTarget(View v) {
-        Target t = new LauncherLogProto.Target();
-        t.type = (v instanceof ButtonDropTarget)? Target.CONTROL : Target.CONTAINER;
-        if (t.type == Target.CONTAINER) {
-            return t;
+    public static Target newDropTarget(View v) {
+        if (!(v instanceof ButtonDropTarget)) {
+            return newTarget(Target.Type.CONTAINER);
         }
-
+        Target t = newTarget(Target.Type.CONTROL);
         if (v instanceof InfoDropTarget) {
-            t.controlType = LauncherLogProto.APPINFO_TARGET;
+            t.controlType = ControlType.APPINFO_TARGET;
         } else if (v instanceof UninstallDropTarget) {
-            t.controlType = LauncherLogProto.UNINSTALL_TARGET;
+            t.controlType = ControlType.UNINSTALL_TARGET;
         } else if (v instanceof DeleteDropTarget) {
-            t.controlType = LauncherLogProto.REMOVE_TARGET;
+            t.controlType = ControlType.REMOVE_TARGET;
         }
         return t;
     }
 
-    private static Target initTarget(View v) {
-        Target t = new LauncherLogProto.Target();
-        t.type = Target.ITEM;
-        if (!(v.getTag() instanceof ItemInfo)) {
-            return t;
-        }
-        return initTarget((ItemInfo) v.getTag());
+    public static Target newTarget(int targetType) {
+        Target t = new Target();
+        t.type = targetType;
+        return t;
+    }
+    public static Target newContainerTarget(int containerType) {
+        Target t = newTarget(Target.Type.CONTAINER);
+        t.containerType = containerType;
+        return t;
+    }
+
+    public static Action newAction(int type) {
+        Action a = new Action();
+        a.type = type;
+        return a;
+    }
+    public static Action newCommandAction(int command) {
+        Action a = newAction(Action.Type.COMMAND);
+        a.command = command;
+        return a;
+    }
+    public static Action newTouchAction(int touch) {
+        Action a = newAction(Action.Type.TOUCH);
+        a.touch = touch;
+        return a;
+    }
+
+    public static LauncherEvent newLauncherEvent(Action action, Target... srcTargets) {
+        LauncherEvent event = new LauncherEvent();
+        event.srcTarget = srcTargets;
+        event.action = action;
+        return event;
     }
 }
diff --git a/src/com/android/launcher3/logging/UserEventDispatcher.java b/src/com/android/launcher3/logging/UserEventDispatcher.java
index 2fcdd39..8ded6b8 100644
--- a/src/com/android/launcher3/logging/UserEventDispatcher.java
+++ b/src/com/android/launcher3/logging/UserEventDispatcher.java
@@ -27,8 +27,8 @@
 import com.android.launcher3.ItemInfo;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.config.ProviderConfig;
-import com.android.launcher3.userevent.nano.LauncherLogProto;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action;
+import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
 import com.android.launcher3.userevent.nano.LauncherLogProto.LauncherEvent;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Target;
 import com.android.launcher3.util.ComponentKey;
@@ -36,6 +36,14 @@
 import java.util.List;
 import java.util.Locale;
 
+import static com.android.launcher3.logging.LoggerUtils.newCommandAction;
+import static com.android.launcher3.logging.LoggerUtils.newContainerTarget;
+import static com.android.launcher3.logging.LoggerUtils.newDropTarget;
+import static com.android.launcher3.logging.LoggerUtils.newItemTarget;
+import static com.android.launcher3.logging.LoggerUtils.newLauncherEvent;
+import static com.android.launcher3.logging.LoggerUtils.newTarget;
+import static com.android.launcher3.logging.LoggerUtils.newTouchAction;
+
 /**
  * Manages the creation of {@link LauncherEvent}.
  * To debug this class, execute following command before side loading a new apk.
@@ -46,7 +54,9 @@
 
     private final static int MAXIMUM_VIEW_HIERARCHY_LEVEL = 5;
 
-    private final boolean mIsVerbose;
+    private static final String TAG = "UserEvent";
+    private static final boolean IS_VERBOSE =
+            ProviderConfig.IS_DOGFOOD_BUILD && Utilities.isPropertyEnabled(TAG);
 
     /**
      * Implemented by containers to provide a container source for a given child.
@@ -68,8 +78,7 @@
      * Recursively finds the parent of the given child which implements IconLogInfoProvider
      */
     public static LogContainerProvider getLaunchProviderRecursive(View v) {
-        ViewParent parent = null;
-
+        ViewParent parent;
         if (v != null) {
             parent = v.getParent();
         } else {
@@ -88,8 +97,6 @@
         return null;
     }
 
-    private String TAG = "UserEvent";
-
     private long mElapsedContainerMillis;
     private long mElapsedSessionMillis;
     private long mActionDurationMillis;
@@ -97,14 +104,6 @@
     // Used for filling in predictedRank on {@link Target}s.
     private List<ComponentKey> mPredictedApps;
 
-    public UserEventDispatcher() {
-        if (ProviderConfig.IS_DOGFOOD_BUILD) {
-            mIsVerbose = Utilities.isPropertyEnabled(TAG);
-        } else {
-            mIsVerbose = false;
-        }
-    }
-
     //                      APP_ICON    SHORTCUT    WIDGET
     // --------------------------------------------------------------
     // packageNameHash      required    optional    required
@@ -113,9 +112,8 @@
     // --------------------------------------------------------------
 
     protected LauncherEvent createLauncherEvent(View v, Intent intent) {
-        LauncherEvent event = LoggerUtils.initLauncherEvent(
-                Action.TOUCH, v, Target.CONTAINER);
-        event.action.touch = Action.TAP;
+        LauncherEvent event = newLauncherEvent(newTouchAction(Action.Touch.TAP),
+                newItemTarget(v), newTarget(Target.Type.CONTAINER));
 
         // TODO: make idx percolate up the view hierarchy if needed.
         int idx = 0;
@@ -159,8 +157,8 @@
     }
 
     public void logActionCommand(int command, int containerType, int pageIndex) {
-        LauncherEvent event = LoggerUtils.initLauncherEvent(command, true);
-        event.srcTarget[0].containerType = containerType;
+        LauncherEvent event = newLauncherEvent(
+                newCommandAction(command), newContainerTarget(containerType));
         event.srcTarget[0].pageIndex = pageIndex;
         dispatchUserEvent(event, null);
     }
@@ -169,21 +167,21 @@
      * TODO: Make this function work when a container view is passed as the 2nd param.
      */
     public void logActionCommand(int command, View itemView, int containerType) {
-        LauncherEvent event = LoggerUtils.initLauncherEvent(Action.COMMAND, itemView,
-                Target.CONTAINER);
-        event.action.command = command;
+        LauncherEvent event = newLauncherEvent(newCommandAction(command),
+                newItemTarget(itemView), newTarget(Target.Type.CONTAINER));
+
         if (fillInLogContainerData(event, itemView)) {
             // TODO: Remove the following two lines once fillInLogContainerData can take in a
             // container view.
-            event.srcTarget[0].type = Target.CONTAINER;
+            event.srcTarget[0].type = Target.Type.CONTAINER;
             event.srcTarget[0].containerType = containerType;
         }
         dispatchUserEvent(event, null);
     }
 
     public void logActionOnControl(int action, int controlType) {
-        LauncherEvent event = LoggerUtils.initLauncherEvent(Action.TOUCH, Target.CONTROL);
-        event.action.touch = action;
+        LauncherEvent event = newLauncherEvent(
+                newTouchAction(action), newTarget(Target.Type.CONTROL));
         event.srcTarget[0].controlType = controlType;
         dispatchUserEvent(event, null);
     }
@@ -193,24 +191,22 @@
     }
 
     public void logActionOnContainer(int action, int dir, int containerType, int pageIndex) {
-        LauncherEvent event = LoggerUtils.initLauncherEvent(Action.TOUCH, Target.CONTAINER);
-        event.action.touch = action;
+        LauncherEvent event = newLauncherEvent(newTouchAction(action),
+                newContainerTarget(containerType));
         event.action.dir = dir;
-        event.srcTarget[0].containerType = containerType;
         event.srcTarget[0].pageIndex = pageIndex;
         dispatchUserEvent(event, null);
     }
 
     public void logDeepShortcutsOpen(View icon) {
-        LauncherEvent event = LoggerUtils.initLauncherEvent(
-                Action.TOUCH, icon, Target.CONTAINER);
         LogContainerProvider provider = getLaunchProviderRecursive(icon);
         if (icon == null && !(icon.getTag() instanceof ItemInfo)) {
             return;
         }
         ItemInfo info = (ItemInfo) icon.getTag();
+        LauncherEvent event = newLauncherEvent(newTouchAction(Action.Touch.LONGPRESS),
+                newItemTarget(info), newTarget(Target.Type.CONTAINER));
         provider.fillInLogContainerData(icon, info, event.srcTarget[0], event.srcTarget[1]);
-        event.action.touch = Action.LONGPRESS;
         dispatchUserEvent(event, null);
 
         resetElapsedContainerMillis();
@@ -223,28 +219,18 @@
     /* Currently we are only interested in whether this event happens or not and don't
     * care about which screen moves to where. */
     public void logOverviewReorder() {
-        LauncherEvent event = new LauncherLogProto.LauncherEvent();
-
-        event.srcTarget = new LauncherLogProto.Target[2];
-        event.srcTarget[0] = new LauncherLogProto.Target();
-        event.srcTarget[0].type = Target.CONTAINER;
-        event.srcTarget[0].containerType = LauncherLogProto.WORKSPACE;
-        event.srcTarget[1] = new LauncherLogProto.Target();
-        event.srcTarget[1].type = Target.CONTAINER;
-        event.srcTarget[1].containerType = LauncherLogProto.OVERVIEW;
-
-        event.action = new LauncherLogProto.Action();
-        event.action.type = Action.TOUCH;
-        event.action.touch = Action.DRAGDROP;
+        LauncherEvent event = newLauncherEvent(newTouchAction(Action.Touch.DRAGDROP),
+                newContainerTarget(ContainerType.WORKSPACE),
+                newContainerTarget(ContainerType.OVERVIEW));
         dispatchUserEvent(event, null);
-
     }
+
     public void logDragNDrop(DropTarget.DragObject dragObj, View dropTargetAsView) {
-        LauncherEvent event = LoggerUtils.initLauncherEvent(Action.TOUCH,
-                dragObj.originalDragInfo,
-                Target.CONTAINER,
-                dropTargetAsView);
-        event.action.touch = Action.DRAGDROP;
+        LauncherEvent event = newLauncherEvent(newTouchAction(Action.Touch.DRAGDROP),
+                newItemTarget(dragObj.originalDragInfo), newTarget(Target.Type.CONTAINER));
+        event.destTarget = new Target[] {
+                newItemTarget(dragObj.originalDragInfo), newDropTarget(dropTargetAsView)
+        };
 
         dragObj.dragSource.fillInLogContainerData(null, dragObj.originalDragInfo,
                 event.srcTarget[0], event.srcTarget[1]);
@@ -278,26 +264,26 @@
         ev.elapsedContainerMillis = SystemClock.uptimeMillis() - mElapsedContainerMillis;
         ev.elapsedSessionMillis = SystemClock.uptimeMillis() - mElapsedSessionMillis;
 
-        if (!mIsVerbose) {
+        if (!IS_VERBOSE) {
             return;
         }
-        Log.d(TAG, String.format(Locale.US,
-                "\naction:%s\n Source child:%s\tparent:%s",
-                LoggerUtils.getActionStr(ev.action),
-                LoggerUtils.getTargetStr(ev.srcTarget != null ? ev.srcTarget[0] : null),
-                LoggerUtils.getTargetStr(ev.srcTarget != null && ev.srcTarget.length > 1 ?
-                        ev.srcTarget[1] : null)));
-        if (ev.destTarget != null && ev.destTarget.length > 0) {
-            Log.d(TAG, String.format(Locale.US,
-                    " Destination child:%s\tparent:%s",
-                    LoggerUtils.getTargetStr(ev.destTarget != null ? ev.destTarget[0] : null),
-                    LoggerUtils.getTargetStr(ev.destTarget != null && ev.destTarget.length > 1 ?
-                            ev.destTarget[1] : null)));
+        String log = "action:" + LoggerUtils.getActionStr(ev.action);
+        if (ev.srcTarget != null && ev.srcTarget.length > 0) {
+            log += "\n Source " + getTargetsStr(ev.srcTarget);
         }
-        Log.d(TAG, String.format(Locale.US,
-                " Elapsed container %d ms session %d ms action %d ms",
+        if (ev.destTarget != null && ev.destTarget.length > 0) {
+            log += "\n Destination " + getTargetsStr(ev.destTarget);
+        }
+        log += String.format(Locale.US,
+                "\n Elapsed container %d ms session %d ms action %d ms",
                 ev.elapsedContainerMillis,
                 ev.elapsedSessionMillis,
-                ev.actionDurationMillis));
+                ev.actionDurationMillis);
+        Log.d(TAG, log);
+    }
+
+    private static String getTargetsStr(Target[] targets) {
+        return "child:" + LoggerUtils.getTargetStr(targets[0]) +
+                (targets.length > 1 ? "\tparent:" + LoggerUtils.getTargetStr(targets[1]) : "");
     }
 }
diff --git a/src/com/android/launcher3/shortcuts/DeepShortcutsContainer.java b/src/com/android/launcher3/shortcuts/DeepShortcutsContainer.java
index a253492..9cbd5f8 100644
--- a/src/com/android/launcher3/shortcuts/DeepShortcutsContainer.java
+++ b/src/com/android/launcher3/shortcuts/DeepShortcutsContainer.java
@@ -66,7 +66,8 @@
 import com.android.launcher3.dragndrop.DragOptions;
 import com.android.launcher3.dragndrop.DragView;
 import com.android.launcher3.graphics.TriangleShape;
-import com.android.launcher3.userevent.nano.LauncherLogProto;
+import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
+import com.android.launcher3.userevent.nano.LauncherLogProto.ItemType;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Target;
 
 import java.util.Collections;
@@ -523,9 +524,9 @@
 
     @Override
     public void fillInLogContainerData(View v, ItemInfo info, Target target, Target targetParent) {
-        target.itemType = LauncherLogProto.DEEPSHORTCUT;
+        target.itemType = ItemType.DEEPSHORTCUT;
         // TODO: add target.rank
-        targetParent.containerType = LauncherLogProto.DEEPSHORTCUTS;
+        targetParent.containerType = ContainerType.DEEPSHORTCUTS;
     }
 
     @Override
diff --git a/src/com/android/launcher3/widget/WidgetsContainerView.java b/src/com/android/launcher3/widget/WidgetsContainerView.java
index d0ead48..310c1df 100644
--- a/src/com/android/launcher3/widget/WidgetsContainerView.java
+++ b/src/com/android/launcher3/widget/WidgetsContainerView.java
@@ -46,6 +46,7 @@
 import com.android.launcher3.model.PackageItemInfo;
 import com.android.launcher3.model.WidgetItem;
 import com.android.launcher3.userevent.nano.LauncherLogProto;
+import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Target;
 import com.android.launcher3.util.MultiHashMap;
 import com.android.launcher3.util.Thunk;
@@ -309,6 +310,6 @@
 
     @Override
     public void fillInLogContainerData(View v, ItemInfo info, Target target, Target targetParent) {
-        targetParent.containerType = LauncherLogProto.WIDGETS;
+        targetParent.containerType = ContainerType.WIDGETS;
     }
 }
\ No newline at end of file
diff --git a/src_config/com/android/launcher3/config/FeatureFlags.java b/src_config/com/android/launcher3/config/FeatureFlags.java
index 8ee5497..99d2654 100644
--- a/src_config/com/android/launcher3/config/FeatureFlags.java
+++ b/src_config/com/android/launcher3/config/FeatureFlags.java
@@ -24,8 +24,6 @@
 
     // Custom flags go below this
     public static boolean LAUNCHER3_DISABLE_ICON_NORMALIZATION = false;
-    // As opposed to the new spring-loaded workspace.
-    public static boolean LAUNCHER3_LEGACY_WORKSPACE_DND = false;
     public static boolean LAUNCHER3_LEGACY_FOLDER_ICON = false;
     public static boolean LAUNCHER3_USE_SYSTEM_DRAG_DRIVER = true;
     public static boolean LAUNCHER3_DISABLE_PINCH_TO_OVERVIEW = false;
diff --git a/src_config/com/android/launcher3/config/ProviderConfig.java b/src_config/com/android/launcher3/config/ProviderConfig.java
index 1d964b1..491fa65 100644
--- a/src_config/com/android/launcher3/config/ProviderConfig.java
+++ b/src_config/com/android/launcher3/config/ProviderConfig.java
@@ -20,5 +20,5 @@
 
     public static final String AUTHORITY = "com.android.launcher3.settings".intern();
 
-    public static boolean IS_DOGFOOD_BUILD = true;
+    public static final boolean IS_DOGFOOD_BUILD = true;
 }