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

content/browser/renderer_host/input/buffered_input_router.cc

 // 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.
 
 #include "content/browser/renderer_host/input/buffered_input_router.h"
 
 #include "base/auto_reset.h"
 #include "content/browser/renderer_host/input/browser_input_event.h"
 #include "content/browser/renderer_host/input/input_ack_handler.h"
 #include "content/browser/renderer_host/input/input_queue.h"
@@ skipping 189 matching lines @@
 
 bool BufferedInputRouter::ShouldForwardTouchEvent() const {
   return has_touch_handler_ && queued_touch_count_ > 0;
 }
 
 bool BufferedInputRouter::ShouldForwardGestureEvent(
     const GestureEventWithLatencyInfo& touch_event) const {
   return true;
 }
 
-bool BufferedInputRouter::HasQueuedGestureEvents() const {
-  return queued_gesture_count_ > 0;
-}
-
 void BufferedInputRouter::OnWebInputEventAck(
     int64 event_id,
     const WebKit::WebInputEvent& web_event,
     const ui::LatencyInfo& latency_info,
     InputEventAckState acked_result,
     bool ack_from_input_queue) {
   if (WebInputEvent::isKeyboardEventType(web_event.type)) {
     if (ack_from_input_queue) {
       KeyMap::iterator key_it = queued_key_map_.find(event_id);
       DCHECK(key_it != queued_key_map_.end());
@@ skipping 113 matching lines @@
     default:
       break;
   };
 
   return false;
 }
 
 int64 BufferedInputRouter::NextInputID() { return next_input_id_++; }
 
 }  // namespace content