input: Make the OverscrollController less intrusive, and some code cleanup.

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 354 matching lines @@
   }
 
   // Whether forwarded WebInputEvents should be ignored.  True if either
   // |ignore_input_events_| or |process_->IgnoreInputEvents()| is true.
   bool IgnoreInputEvents() const;
 
   // Event queries delegated to the |input_router_|.
   bool ShouldForwardTouchEvent() const;
   bool ShouldForwardGestureEvent(
       const GestureEventWithLatencyInfo& gesture_event) const;
-  bool HasQueuedGestureEvents() const;
 
   bool has_touch_handler() const { return has_touch_handler_; }
 
   // Notification that the user has made some kind of input that could
   // perform an action. See OnUserGesture for more details.
   void StartUserGesture();
 
   // Set the RenderView background.
   void SetBackground(const SkBitmap& background);
 
@@ skipping 540 matching lines @@
   int64 last_input_number_;
 
   BrowserRenderingStats rendering_stats_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_IMPL_H_