Impl thread smooth scrolling.

content/browser/renderer_host/render_process_host_impl.cc

 // 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.
 
 // Represents the browser side of the browser <--> renderer communication
 // channel. There will be one RenderProcessHost per renderer process.
 
 #include "content/browser/renderer_host/render_process_host_impl.h"
 
 #include <algorithm>
@@ skipping 1137 matching lines @@
     switches::kEnableMemoryBenchmarking,
     switches::kEnableOneCopy,
     switches::kEnableOverlayFullscreenVideo,
     switches::kEnableOverlayScrollbar,
     switches::kEnableOverscrollNotifications,
     switches::kEnablePinch,
     switches::kEnablePreciseMemoryInfo,
     switches::kEnablePreparsedJsCaching,
     switches::kEnableSeccompFilterSandbox,
     switches::kEnableSkiaBenchmarking,
+    switches::kEnableSmoothScrolling,
     switches::kEnableSpeechSynthesis,
     switches::kEnableStatsTable,
     switches::kEnableStrictSiteIsolation,
     switches::kEnableTargetedStyleRecalc,
     switches::kEnableTouchDragDrop,
     switches::kEnableTouchEditing,
     switches::kEnableViewport,
     switches::kEnableViewportMeta,
     switches::kMainFrameResizesAreOrientationChanges,
     switches::kEnableVtune,
@@ skipping 1192 matching lines @@
 void RenderProcessHostImpl::GpuMemoryBufferAllocated(
     IPC::Message* reply,
     const gfx::GpuMemoryBufferHandle& handle) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   ChildProcessHostMsg_SyncAllocateGpuMemoryBuffer::WriteReplyParams(reply,
                                                                     handle);
   Send(reply);
 }
 
 }  // namespace content