Use FINAL_FRAME for leaving grid animation

Bug: 14844554
Test: manual
Change-Id: I9a8cf94a448de2520c4cc434f15377fa1f2d202e
diff --git a/quickstep/src/com/android/launcher3/uioverrides/BaseRecentsViewStateController.java b/quickstep/src/com/android/launcher3/uioverrides/BaseRecentsViewStateController.java
index 7a968c1..d74b6c5 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/BaseRecentsViewStateController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/BaseRecentsViewStateController.java
@@ -17,6 +17,7 @@
 package com.android.launcher3.uioverrides;
 
 import static com.android.launcher3.anim.Interpolators.AGGRESSIVE_EASE_IN_OUT;
+import static com.android.launcher3.anim.Interpolators.FINAL_FRAME;
 import static com.android.launcher3.anim.Interpolators.INSTANT;
 import static com.android.launcher3.anim.Interpolators.LINEAR;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_FADE;
@@ -113,9 +114,9 @@
                 mRecentsView, getTaskModalnessProperty(),
                 toState.getOverviewModalness(),
                 config.getInterpolator(ANIM_OVERVIEW_MODAL, LINEAR));
-        setter.setFloat(mRecentsView, RECENTS_GRID_PROGRESS,
-                toState.displayOverviewTasksAsGrid(mLauncher.getDeviceProfile()) ? 1f : 0f,
-                INSTANT);
+        boolean showAsGrid = toState.displayOverviewTasksAsGrid(mLauncher.getDeviceProfile());
+        setter.setFloat(mRecentsView, RECENTS_GRID_PROGRESS, showAsGrid ? 1f : 0f,
+                showAsGrid ? INSTANT : FINAL_FRAME);
     }
 
     abstract FloatProperty getTaskModalnessProperty();
diff --git a/quickstep/src/com/android/quickstep/fallback/FallbackRecentsStateController.java b/quickstep/src/com/android/quickstep/fallback/FallbackRecentsStateController.java
index 854067b..50b69dc 100644
--- a/quickstep/src/com/android/quickstep/fallback/FallbackRecentsStateController.java
+++ b/quickstep/src/com/android/quickstep/fallback/FallbackRecentsStateController.java
@@ -15,6 +15,7 @@
  */
 package com.android.quickstep.fallback;
 
+import static com.android.launcher3.anim.Interpolators.FINAL_FRAME;
 import static com.android.launcher3.anim.Interpolators.INSTANT;
 import static com.android.launcher3.anim.Interpolators.LINEAR;
 import static com.android.launcher3.states.StateAnimationConfig.ANIM_OVERVIEW_MODAL;
@@ -93,8 +94,9 @@
         setter.setFloat(mRecentsView, TASK_MODALNESS, state.getOverviewModalness(),
                 config.getInterpolator(ANIM_OVERVIEW_MODAL, LINEAR));
         setter.setFloat(mRecentsView, FULLSCREEN_PROGRESS, state.isFullScreen() ? 1 : 0, LINEAR);
-        setter.setFloat(mRecentsView, RECENTS_GRID_PROGRESS,
-                state.displayOverviewTasksAsGrid(mActivity.getDeviceProfile()) ? 1f : 0f, INSTANT);
+        boolean showAsGrid = state.displayOverviewTasksAsGrid(mActivity.getDeviceProfile());
+        setter.setFloat(mRecentsView, RECENTS_GRID_PROGRESS, showAsGrid ? 1f : 0f,
+                showAsGrid ? INSTANT : FINAL_FRAME);
 
         setter.setViewBackgroundColor(mActivity.getScrimView(), state.getScrimColor(mActivity),
                 config.getInterpolator(ANIM_SCRIM_FADE, LINEAR));