Implement Main Thread RAF Aligned Input

content/renderer/input/input_event_filter.h

Index: content/renderer/input/input_event_filter.h
diff --git a/content/renderer/input/input_event_filter.h b/content/renderer/input/input_event_filter.h
index 6ebe7f42515ef04d75f99605450120e56620fc16..f5afbed9f988a02df6816824e3fdeca5487d58a6 100644
--- a/content/renderer/input/input_event_filter.h
+++ b/content/renderer/input/input_event_filter.h
@@ -61,7 +61,7 @@ class CONTENT_EXPORT InputEventFilter : public InputHandlerManagerClient,
   // is left to the eventual handler to deliver the corresponding
   // InputHostMsg_HandleInputEvent_ACK.
   //
-  void SetBoundHandler(const Handler& handler) override;
+  void SetInputHandlerManager(InputHandlerManager*) override;
   void RegisterRoutingID(int routing_id) override;
   void UnregisterRoutingID(int routing_id) override;
   void DidOverscroll(int routing_id,
@@ -71,6 +71,7 @@ class CONTENT_EXPORT InputEventFilter : public InputHandlerManagerClient,
   void NotifyInputEventHandled(int routing_id,
                                blink::WebInputEvent::Type type,
                                InputEventAckState ack_result) override;
+  void ProcessRafAlignedInput(int routing_id) override;
 
   // IPC::MessageFilter methods:
   void OnFilterAdded(IPC::Sender* sender) override;
@@ -91,6 +92,8 @@ class CONTENT_EXPORT InputEventFilter : public InputHandlerManagerClient,
                          InputEventAckState ack_result,
                          uint32_t touch_event_id) override;
 
+  void NeedsMainFrame(int routing_id) override;
+
  private:
   ~InputEventFilter() override;
 
@@ -108,7 +111,7 @@ class CONTENT_EXPORT InputEventFilter : public InputHandlerManagerClient,
 
   // The handler_ only gets Run on the thread corresponding to target_loop_.

[tdresser, 2016/08/24 13:42:59]

Update comment.

[dtapuska, 2016/08/24 17:10:06]

done

   scoped_refptr<base::SingleThreadTaskRunner> target_task_runner_;
-  Handler handler_;
+  InputHandlerManager* input_handler_manager_;

[tdresser, 2016/08/24 13:42:59]

Add a comment about lifetime of the input_handler_manager_.

[dtapuska, 2016/08/24 17:10:06]

done

 
   // Protects access to routes_.
   base::Lock routes_lock_;