Dismisses system overlays for Home intent.

Test: Used Facebook chatheads (not system bubble).
Before the change, Home gesture didn't work. After
the change, it does work :)
Fixes: 146593239

Change-Id: Ib9c85de2f83f99d1ef53fb17fde5d0b3c514849a
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 20ebc7a..965b87b 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -1466,7 +1466,7 @@
         if (isActionMain) {
             if (!internalStateHandled) {
                 // In all these cases, only animate if we're already on home
-                AbstractFloatingView.closeAllOpenViews(this, isStarted());
+                closeOpenViews(isStarted());
 
                 if (!isInState(NORMAL)) {
                     // Only change state, if not already the same. This prevents cancelling any
@@ -2207,7 +2207,7 @@
                 mWorkspace.postDelayed(new Runnable() {
                     public void run() {
                         if (mWorkspace != null) {
-                            AbstractFloatingView.closeAllOpenViews(Launcher.this, false);
+                            closeOpenViews(false);
 
                             mWorkspace.snapToPage(newScreenIndex);
                             mWorkspace.postDelayed(startBounceAnimRunnable,
@@ -2695,7 +2695,7 @@
             if (!mDragController.isDragging() && !mWorkspace.isSwitchingState() &&
                     isInState(NORMAL)) {
                 // Close any open floating views.
-                AbstractFloatingView.closeAllOpenViews(this);
+                closeOpenViews();
 
                 // Setting the touch point to (-1, -1) will show the options popup in the center of
                 // the screen.
@@ -2735,6 +2735,14 @@
         getStateManager().goToState(LauncherState.NORMAL);
     }
 
+    private void closeOpenViews() {
+        closeOpenViews(true);
+    }
+
+    protected void closeOpenViews(boolean animate) {
+        AbstractFloatingView.closeAllOpenViews(this, animate);
+    }
+
     public Stream<SystemShortcut.Factory> getSupportedShortcuts() {
         return Stream.of(APP_INFO, WIDGETS, INSTALL);
     }