AdaptiveIconDrawable should not update layer bounds when bound is empty

Test: build succeeds. Also, setting tint mode does not result in error.

Bug: 37682281
Change-Id: I5991b8e58514a2130a793a5edb90baeafae9b148

graphics/java/android/graphics/drawable/AdaptiveIconDrawable.java

@@ -289,6 +289,9 @@ public class AdaptiveIconDrawable extends Drawable implements Drawable.Callback
     }
 
     private void updateLayerBounds(Rect bounds) {
+        if (bounds.isEmpty()) {
+            return;
+        }
         try {
             suspendChildInvalidation();
             updateLayerBoundsInternal(bounds);
@@ -1109,4 +1112,4 @@ public class AdaptiveIconDrawable extends Drawable implements Drawable.Callback
             mCheckedStateful = false;
         }
     }
-}
+}