Signal input flush when all flings have terminated

content/browser/renderer_host/render_widget_host_impl.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_IMPL_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_IMPL_H_
 
 #include <deque>
 #include <list>
 #include <map>
@@ skipping 427 matching lines @@
 
   void DetachDelegate();
 
   // Update the renderer's cache of the screen rect of the view and window.
   void SendScreenRects();
 
   // Suppreses future char events until a keydown. See
   // suppress_next_char_events_.
   void SuppressNextCharEvents();
 
-  // Called by RenderWidgetHostView in response to OnSetNeedsFlushInput.
+  // Called by the view in response to a flush request.
   void FlushInput();
 
-  // InputRouterClient
-  void SetNeedsFlush() override;
+  // Request a flush signal from the view.
+  void SetNeedsFlush();
 
   // Indicates whether the renderer drives the RenderWidgetHosts's size or the
   // other way around.
   bool auto_resize_enabled() { return auto_resize_enabled_; }
 
   // The minimum size of this renderer when auto-resize is enabled.
   const gfx::Size& min_size_for_auto_resize() const {
     return min_size_for_auto_resize_;
   }
 
@@ skipping 141 matching lines @@
 
   // IPC message handlers
   void OnRenderViewReady();
   void OnRenderProcessGone(int status, int error_code);
   void OnClose();
   void OnUpdateScreenRectsAck();
   void OnRequestMove(const gfx::Rect& pos);
   void OnSetTooltipText(const base::string16& tooltip_text,
                         blink::WebTextDirection text_direction_hint);
   bool OnSwapCompositorFrame(const IPC::Message& message);
-  void OnFlingingStopped();
   void OnUpdateRect(const ViewHostMsg_UpdateRect_Params& params);
   void OnQueueSyntheticGesture(const SyntheticGesturePacket& gesture_packet);
   virtual void OnFocus();
   virtual void OnBlur();
   void OnSetCursor(const WebCursor& cursor);
   void OnTextInputTypeChanged(ui::TextInputType type,
                               ui::TextInputMode input_mode,
                               bool can_compose_inline,
                               int flags);
 
@@ skipping 33 matching lines @@
 
   // InputRouterClient
   InputEventAckState FilterInputEvent(
       const blink::WebInputEvent& event,
       const ui::LatencyInfo& latency_info) override;
   void IncrementInFlightEventCount() override;
   void DecrementInFlightEventCount() override;
   void OnHasTouchEventHandlers(bool has_handlers) override;
   void DidFlush() override;
   void DidOverscroll(const DidOverscrollParams& params) override;
+  void DidStopFlinging() override;
 
   // InputAckHandler
   void OnKeyboardEventAck(const NativeWebKeyboardEvent& event,
                           InputEventAckState ack_result) override;
   void OnWheelEventAck(const MouseWheelEventWithLatencyInfo& event,
                        InputEventAckState ack_result) override;
   void OnTouchEventAck(const TouchEventWithLatencyInfo& event,
                        InputEventAckState ack_result) override;
   void OnGestureEventAck(const GestureEventWithLatencyInfo& event,
                          InputEventAckState ack_result) override;
@@ skipping 169 matching lines @@
   bool is_focused_;
 
   base::WeakPtrFactory<RenderWidgetHostImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_IMPL_H_