Implement Main Thread RAF Aligned Input

content/renderer/input/input_handler_manager.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_RENDERER_INPUT_INPUT_HANDLER_MANAGER_H_
 #define CONTENT_RENDERER_INPUT_INPUT_HANDLER_MANAGER_H_
 
 #include "base/containers/scoped_ptr_hash_map.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
@@ skipping 23 matching lines @@
 
 namespace ui {
 struct DidOverscrollParams;
 }
 
 namespace content {
 
 class InputHandlerWrapper;
 class SynchronousInputHandlerProxyClient;
 class InputHandlerManagerClient;
-struct DidOverscrollParams;
 
 // InputHandlerManager class manages InputHandlerProxy instances for
 // the WebViews in this renderer.
 class CONTENT_EXPORT InputHandlerManager {
  public:
   // |task_runner| is the SingleThreadTaskRunner of the compositor thread. The
   // underlying MessageLoop and supplied |client| and the |renderer_scheduler|
   // must outlive this object. The RendererScheduler needs to know when input
   // events and fling animations occur, which is why it's passed in here.
   InputHandlerManager(
@@ skipping 13 matching lines @@
   void UnregisterRoutingID(int routing_id);
 
   void ObserveGestureEventAndResultOnMainThread(
       int routing_id,
       const blink::WebGestureEvent& gesture_event,
       const cc::InputHandlerScrollResult& scroll_result);
 
   void NotifyInputEventHandledOnMainThread(int routing_id,
                                            blink::WebInputEvent::Type,
                                            InputEventAckState);
+  void ProcessRafAlignedInputOnMainThread(int routing_id);
 
   // Callback only from the compositor's thread.
   void RemoveInputHandler(int routing_id);
 
   // Called from the compositor's thread.
   virtual InputEventAckState HandleInputEvent(
       int routing_id,
       const blink::WebInputEvent* input_event,
       ui::LatencyInfo* latency_info);
 
   // Called from the compositor's thread.
   void DidOverscroll(int routing_id, const ui::DidOverscrollParams& params);
 
   // Called from the compositor's thread.
   void DidStartFlinging(int routing_id);
   void DidStopFlinging(int routing_id);
 
   // Called from the compositor's thread.
   void DidAnimateForInput();
 
+  // Called from the compositor's thread.
+  void NeedsMainFrame(int routing_id);
+
  private:
   // Called from the compositor's thread.
   void AddInputHandlerOnCompositorThread(
       int routing_id,
       const scoped_refptr<base::SingleThreadTaskRunner>& main_task_runner,
       const base::WeakPtr<cc::InputHandler>& input_handler,
       const base::WeakPtr<RenderViewImpl>& render_view_impl,
       bool enable_smooth_scrolling);
 
   void RegisterRoutingIDOnCompositorThread(int routing_id);
@@ skipping 17 matching lines @@
   const scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
   InputHandlerManagerClient* const client_;
   // May be null.
   SynchronousInputHandlerProxyClient* const synchronous_handler_proxy_client_;
   blink::scheduler::RendererScheduler* const renderer_scheduler_;  // Not owned.
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_INPUT_INPUT_HANDLER_MANAGER_H_