Early terminate flings when scrolling impossible

content/renderer/input/input_handler_manager.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/renderer/input/input_handler_manager.h"
 
 #include "base/bind.h"
 #include "base/debug/trace_event.h"
 #include "base/message_loop/message_loop_proxy.h"
 #include "cc/input/input_handler.h"
@@ skipping 105 matching lines @@
     // Oops, we no longer have an interested input handler..
     return INPUT_EVENT_ACK_STATE_NOT_CONSUMED;
   }
 
   InputHandlerProxy* proxy = it->second->input_handler_proxy();
   return InputEventDispositionToAck(
       proxy->HandleInputEventWithLatencyInfo(*input_event, latency_info));
 }
 
 void InputHandlerManager::DidOverscroll(int routing_id,
-                                        const cc::DidOverscrollParams& params) {
+                                        const DidOverscrollParams& params) {
   client_->DidOverscroll(routing_id, params);
 }
 
 void InputHandlerManager::DidStopFlinging(int routing_id) {
   client_->DidStopFlinging(routing_id);
 }
 
 }  // namespace content