Change the non-blocking event queue to the main thread event queue.

content/renderer/input/input_handler_manager.h

Index: content/renderer/input/input_handler_manager.h
diff --git a/content/renderer/input/input_handler_manager.h b/content/renderer/input/input_handler_manager.h
index b5311b7448f366250f6aed6f52d7278b21708ba0..948759c0abc62b86da9b47aa22a45244c7ea00d8 100644
--- a/content/renderer/input/input_handler_manager.h
+++ b/content/renderer/input/input_handler_manager.h
@@ -69,8 +69,8 @@ class CONTENT_EXPORT InputHandlerManager {
       const blink::WebGestureEvent& gesture_event,
       const cc::InputHandlerScrollResult& scroll_result);
 
-  void NonBlockingInputEventHandledOnMainThread(int routing_id,
-                                                blink::WebInputEvent::Type);
+  void NotifyInputEventHandledOnMainThread(int routing_id,
+                                           blink::WebInputEvent::Type);
 
   // Callback only from the compositor's thread.
   void RemoveInputHandler(int routing_id);
@@ -110,9 +110,8 @@ class CONTENT_EXPORT InputHandlerManager {
       const blink::WebGestureEvent& gesture_event,
       const cc::InputHandlerScrollResult& scroll_result);
 
-  void NonBlockingInputEventHandledOnCompositorThread(
-      int routing_id,
-      blink::WebInputEvent::Type);
+  void NotifyInputEventHandledOnCompositorThread(int routing_id,
+                                                 blink::WebInputEvent::Type);
 
   typedef base::ScopedPtrHashMap<int,  // routing_id
                                  scoped_ptr<InputHandlerWrapper>>