Don't send touch move to renderer while scrolling

content/browser/renderer_host/input/immediate_input_router.h

Index: content/browser/renderer_host/input/immediate_input_router.h
diff --git a/content/browser/renderer_host/input/immediate_input_router.h b/content/browser/renderer_host/input/immediate_input_router.h
index 7658603923ddbb81a15c7cfeda12c4e1ebd84db9..5b7d9503244e70fa8fafe60a4d96b47875f19112 100644
--- a/content/browser/renderer_host/input/immediate_input_router.h
+++ b/content/browser/renderer_host/input/immediate_input_router.h
@@ -71,6 +71,10 @@ class ImmediateInputRouter : public InputRouter,
     return touch_event_queue_.get();
   }
 
+  bool no_touch_to_renderer_while_scrolling() const {
+    return no_touch_to_renderer_while_scrolling_;
+  }
+
 private:
   // TouchEventQueueClient
   virtual void OnTouchEventAck(const TouchEventWithLatencyInfo& event,
@@ -123,6 +127,9 @@ private:
   // renderer.
   void ProcessTouchAck(InputEventAckState ack_result);
 
+  void HandleGestureScroll(

[sadrul, 2013/08/06 19:34:19]

doc

+      const GestureEventWithLatencyInfo& gesture_event);
+
   int routing_id() const { return routing_id_; }
 
 
@@ -182,6 +189,10 @@ private:
   // not sent to the renderer.
   bool has_touch_handler_;
 
+  // If scrolling is in progress, |no_touch_to_renderer_while_scrolling_| is set
+  // to be true and no touch event is sent to renderer.
+  bool no_touch_to_renderer_while_scrolling_;
+
   scoped_ptr<TouchEventQueue> touch_event_queue_;
   scoped_ptr<GestureEventFilter> gesture_event_filter_;