Merge "Add state callback in launcher" into qt-dev

go/quickstep/src/com/android/quickstep/TouchInteractionService.java

@@ -88,6 +88,10 @@ public class TouchInteractionService extends Service {
                 boolean gestureSwipeLeft) {
         }
 
+        public void onSystemUiStateChanged(int stateFlags) {
+            // To be implemented
+        }
+
         /** Deprecated methods **/
         public void onQuickStep(MotionEvent motionEvent) { }
 

quickstep/recents_ui_overrides/src/com/android/quickstep/TouchInteractionService.java

@@ -159,6 +159,10 @@ public class TouchInteractionService extends Service implements
                     isButton, gestureSwipeLeft, activityControl.getContainerType());
         }
 
+        public void onSystemUiStateChanged(int stateFlags) {
+            // To be implemented
+        }
+
         /** Deprecated methods **/
         public void onQuickStep(MotionEvent motionEvent) { }