Move synthetic gesture input to be aligned with BeginFrame.

content/browser/renderer_host/render_widget_host_view_aura.h

 // Copyright (c) 2012 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_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_AURA_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_AURA_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 144 matching lines @@
   void CopyFromCompositingSurfaceToVideoFrame(
       const gfx::Rect& src_subrect,
       const scoped_refptr<media::VideoFrame>& target,
       const base::Callback<void(const gfx::Rect&, bool)>& callback) override;
   bool CanCopyToVideoFrame() const override;
   void BeginFrameSubscription(
       std::unique_ptr<RenderWidgetHostViewFrameSubscriber> subscriber) override;
   void EndFrameSubscription() override;
   bool HasAcceleratedSurface(const gfx::Size& desired_size) override;
   gfx::Rect GetBoundsInRootWindow() override;
+  void OnSetNeedsFlushInput() override;
   void WheelEventAck(const blink::WebMouseWheelEvent& event,
                      InputEventAckState ack_result) override;
   void GestureEventAck(const blink::WebGestureEvent& event,
                        InputEventAckState ack_result) override;
   void ProcessAckedTouchEvent(const TouchEventWithLatencyInfo& touch,
                               InputEventAckState ack_result) override;
   std::unique_ptr<SyntheticGestureTarget> CreateSyntheticGestureTarget()
       override;
   InputEventAckState FilterInputEvent(
       const blink::WebInputEvent& input_event) override;
@@ skipping 350 matching lines @@
   // Helper function to create a selection controller.
   void CreateSelectionController();
 
   // Performs gesture handling needed for touch text selection. Sets event as
   // handled if it should not be further processed.
   void HandleGestureForTouchSelection(ui::GestureEvent* event);
 
   // Forwards a mouse event to this view's parent window delegate.
   void ForwardMouseEventToParent(ui::MouseEvent* event);
 
+  // Adds/Removes frame observer based on state.
+  void UpdateNeedsBeginFramesInternal();
+
   // Returns the RenderViewHostDelegateView instance for this view. Returns
   // NULL on failure.
   RenderViewHostDelegateView* GetRenderViewHostDelegateView();
 
   // The model object.
   RenderWidgetHostImpl* const host_;
 
   aura::Window* window_;
 
   std::unique_ptr<DelegatedFrameHost> delegated_frame_host_;
@@ skipping 40 matching lines @@
 
   // Whether return characters should be passed on to the RenderWidgetHostImpl.
   bool accept_return_character_;
 
   // Current tooltip text.
   base::string16 tooltip_;
 
   // The begin frame source being observed.  Null if none.
   cc::BeginFrameSource* begin_frame_source_;
   cc::BeginFrameArgs last_begin_frame_args_;
+
+  // Whether a request for begin frames has been issued.
   bool needs_begin_frames_;
 
+  // Whether a request to flush input has been issued.
+  bool needs_flush_input_;
+
+  // Whether we have added ourselves as a frame observer or not.
+  bool added_frame_observer_;
+
   // Used to record the last position of the mouse.
   // While the mouse is locked, they store the last known position just as mouse
   // lock was entered.
   // Relative to the upper-left corner of the view.
   gfx::Point unlocked_mouse_position_;
   // Relative to the upper-left corner of the screen.
   gfx::Point unlocked_global_mouse_position_;
   // Last cursor position relative to screen. Used to compute movementX/Y.
   gfx::Point global_mouse_position_;
   // In mouse locked mode, we synthetically move the mouse cursor to the center
@@ skipping 80 matching lines @@
   int32_t last_active_widget_routing_id_;
 
   base::WeakPtrFactory<RenderWidgetHostViewAura> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewAura);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_AURA_H_