Revert "Move/Launch task on the TaskView's display."

This reverts commit 2cdc359b84c0a9c5fae396220cf8e2b46f8c6042.

Reason for revert: this brokes split screen and result to device reboot.
Bug: 197293995

Change-Id: I154287230fa3849cad1c0e337e3bf3fd826257a4
diff --git a/quickstep/src/com/android/quickstep/views/TaskView.java b/quickstep/src/com/android/quickstep/views/TaskView.java
index dbda949..a3b9c6f 100644
--- a/quickstep/src/com/android/quickstep/views/TaskView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskView.java
@@ -654,7 +654,6 @@
             TestLogging.recordEvent(
                     TestProtocol.SEQUENCE_MAIN, "startActivityFromRecentsAsync", mTask);
             ActivityOptionsWrapper opts =  mActivity.getActivityLaunchOptions(this, null);
-            opts.options.setLaunchDisplayId(getRootViewDisplayId());
             if (ActivityManagerWrapper.getInstance()
                     .startActivityFromRecents(mTask.key, opts.options)) {
                 RecentsView recentsView = getRecentsView();
@@ -695,7 +694,6 @@
             // Indicate success once the system has indicated that the transition has started
             ActivityOptions opts = ActivityOptionsCompat.makeCustomAnimation(
                     getContext(), 0, 0, () -> callback.accept(true), MAIN_EXECUTOR.getHandler());
-            opts.setLaunchDisplayId(getRootViewDisplayId());
             if (freezeTaskList) {
                 ActivityOptionsCompat.setFreezeRecentTasksList(opts);
             }
@@ -1507,10 +1505,6 @@
         mDigitalWellBeingToast.setBannerColorTint(tintColor, amount);
     }
 
-    private int getRootViewDisplayId() {
-        return getRootView().getDisplay().getDisplayId();
-    }
-
     /**
      * We update and subsequently draw these in {@link #setFullscreenProgress(float)}.
      */