Using experiments to activate the DisplayList2DCanvas optimization

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 1080 matching lines @@
     switches::kDefaultTileHeight,
     switches::kDisable3DAPIs,
     switches::kDisableAcceleratedVideoDecode,
     switches::kDisableApplicationCache,
     switches::kDisableBreakpad,
     switches::kDisablePreferCompositingToLCDText,
     switches::kDisableCompositingForTransition,
     switches::kDisableDatabases,
     switches::kDisableDesktopNotifications,
     switches::kDisableDirectNPAPIRequests,
+    switches::kDisableDisplayList2dCanvas,
     switches::kDisableDistanceFieldText,
     switches::kDisableFileSystem,
     switches::kDisableGpuCompositing,
     switches::kDisableGpuVsync,
     switches::kDisableLowResTiling,
     switches::kDisableHistogramCustomizer,
     switches::kDisableLCDText,
     switches::kDisableLayerSquashing,
     switches::kDisableLocalStorage,
     switches::kDisableLogging,
@@ skipping 1238 matching lines @@
 }
 
 void RenderProcessHostImpl::OnDeletedGpuMemoryBuffer(
     gfx::GpuMemoryBufferType type,
     const gfx::GpuMemoryBufferId& id) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   GpuMemoryBufferImpl::DeletedByChildProcess(type, id, GetHandle());
 }
 
 }  // namespace content