cc: Disable LastInputEventForBeginFrame

content/renderer/gpu/input_handler_proxy.cc

 // Copyright (c) 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/gpu/input_handler_proxy.h"
 
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
 #include "content/renderer/gpu/input_handler_proxy_client.h"
 #include "third_party/WebKit/public/platform/Platform.h"
@@ skipping 34 matching lines @@
 
 void InputHandlerProxy::SetClient(InputHandlerProxyClient* client) {
   DCHECK(!client_ || !client);
   client_ = client;
 }
 
 InputHandlerProxy::EventDisposition InputHandlerProxy::HandleInputEvent(
     const WebInputEvent& event) {
   DCHECK(client_);
   DCHECK(input_handler_);
-
-  InputHandlerProxy::EventDisposition disposition =
-      HandleInputEventInternal(event);
-  if (event.modifiers & WebInputEvent::IsLastInputEventForCurrentVSync) {
-    input_handler_->DidReceiveLastInputEventForBeginFrame(
-        base::TimeTicks::FromInternalValue(event.timeStampSeconds *
-                                           base::Time::kMicrosecondsPerSecond));
-  }
-  return disposition;
+  return HandleInputEventInternal(event);

[jamesr, 2013/06/05 18:06:40]

hmm, well now there's no reason at all for the HandleInputEvent /
HandleInputEventInternal distinction. could you fold these together, please?

 }
 
 InputHandlerProxy::EventDisposition
 InputHandlerProxy::HandleInputEventInternal(const WebInputEvent& event) {
   if (event.type == WebInputEvent::MouseWheel) {
     const WebMouseWheelEvent& wheel_event =
         *static_cast<const WebMouseWheelEvent*>(&event);
     if (wheel_event.scrollByPage) {
       // TODO(jamesr): We don't properly handle scroll by page in the compositor
       // thread, so punt it to the main thread. http://crbug.com/236639
@@ skipping 338 matching lines @@
   TRACE_EVENT2("renderer",
                "InputHandlerProxy::notifyCurrentFlingVelocity",
                "vx",
                velocity.width,
                "vy",
                velocity.height);
   input_handler_->NotifyCurrentFlingVelocity(ToClientScrollIncrement(velocity));
 }
 
 }  // namespace content