cc: Don't consider HUD layer for touches

cc/layer_tree_host_common.h

Index: cc/layer_tree_host_common.h
diff --git a/cc/layer_tree_host_common.h b/cc/layer_tree_host_common.h
index 8d8e5d9e64c98eaa2b170935d8e76f8f35375d02..825d98059e31b7d16797154d8b9f6803868b4b89 100644
--- a/cc/layer_tree_host_common.h
+++ b/cc/layer_tree_host_common.h
@@ -25,12 +25,12 @@ public:
     static void calculateDrawProperties(LayerImpl* rootLayer, const gfx::Size& deviceViewportSize, float deviceScaleFactor, float pageScaleFactor, int maxTextureSize, bool canUseLCDText, std::vector<LayerImpl*>& renderSurfaceLayerList, bool updateTilePriorities);
 
     // Performs hit testing for a given renderSurfaceLayerList.
-    static LayerImpl* findLayerThatIsHitByPoint(const gfx::PointF& screenSpacePoint, const std::vector<LayerImpl*>& renderSurfaceLayerList);
-
     static LayerImpl* findLayerThatIsHitByPointInTouchHandlerRegion(const gfx::PointF& screenSpacePoint, const std::vector<LayerImpl*>& renderSurfaceLayerList);
 
     static bool layerHasTouchEventHandlersAt(const gfx::PointF& screenSpacePoint, LayerImpl* layerImpl);
 
+    static bool pointIsClippedBySurfaceOrClipRect(const gfx::PointF& screenSpacePoint, LayerImpl* layer);
+
     template<typename LayerType> static bool renderSurfaceContributesToTarget(LayerType*, int targetSurfaceLayerID);
 
     template<class Function, typename LayerType> static void callFunctionForSubtree(LayerType* rootLayer);