Merge "Reset touch state when removing all tasks in RecentsView.applyLoadPlan" into tm-dev

quickstep/src/com/android/quickstep/views/RecentsView.java

@@ -1396,6 +1396,9 @@ public abstract class RecentsView<ACTIVITY_TYPE extends StatefulActivity<STATE_T
         if (taskGroups == null || taskGroups.isEmpty()) {
             removeTasksViewsAndClearAllButton();
             onTaskStackUpdated();
+            // With all tasks removed, touch handling in PagedView is disabled and we need to reset
+            // touch state or otherwise values will be obsolete.
+            resetTouchState();
             return;
         }
 

src/com/android/launcher3/PagedView.java

@@ -1440,7 +1440,7 @@ public abstract class PagedView<T extends View & PageIndicator> extends ViewGrou
         return Math.abs(velocity) > threshold;
     }
 
-    private void resetTouchState() {
+    protected void resetTouchState() {
         releaseVelocityTracker();
         mIsBeingDragged = false;
         mActivePointerId = INVALID_POINTER;