Revert "Implement scrim method"

am: 35885b3ca4

Change-Id: I20b23f2624439243e564d8141a9045174646e62e

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

@@ -92,11 +92,6 @@ public class TouchInteractionService extends Service {
             // To be implemented
         }
 
-        @Override
-        public void onScrimColorsChanged(int color, int type) {
-
-        }
-
         /** Deprecated methods **/
         public void onQuickStep(MotionEvent motionEvent) { }
 

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

@@ -171,11 +171,6 @@ public class TouchInteractionService extends Service implements
             mSystemUiStateFlags = stateFlags;
         }
 
-        @Override
-        public void onScrimColorsChanged(int color, int type) {
-
-        }
-
         /** Deprecated methods **/
         public void onQuickStep(MotionEvent motionEvent) { }