1 files changed, 16 insertions, 0 deletions
diff --git a/core/java/android/view/HardwareRenderer.java b/core/java/android/view/HardwareRenderer.java
index 4bbf1a6..03428c7 100644
--- a/core/java/android/view/HardwareRenderer.java
+++ b/core/java/android/view/HardwareRenderer.java
@@ -451,10 +451,21 @@ public abstract class HardwareRenderer {
      * @param layer The hardware layer that needs an update
      *
      * @see #flushLayerUpdates()
+     * @see #cancelLayerUpdate(HardwareLayer)
      */
     abstract void pushLayerUpdate(HardwareLayer layer);
 
     /**
+     * Cancels a queued layer update. If the specified layer was not
+     * queued for update, this method has no effect.
+     *
+     * @param layer The layer whose update to cancel
+     *
+     * @see #pushLayerUpdate(HardwareLayer)
+     */
+    abstract void cancelLayerUpdate(HardwareLayer layer);
+
+    /**
      * Forces all enqueued layer updates to be executed immediately.
      *
      * @see #pushLayerUpdate(HardwareLayer)
@@ -2133,6 +2144,11 @@ public abstract class HardwareRenderer {
         }
 
         @Override
+        void cancelLayerUpdate(HardwareLayer layer) {
+            mGlCanvas.cancelLayerUpdate(layer);
+        }
+
+        @Override
         void flushLayerUpdates() {
             mGlCanvas.flushLayerUpdates();
         }