Added Pepper 3D render context that instantiates the GPU plugin....

chrome/common/chrome_switches.h

 // Copyright (c) 2009 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.
 
 // Defines all the command-line switches used by Chrome.
 
 #ifndef CHROME_COMMON_CHROME_SWITCHES_H_
 #define CHROME_COMMON_CHROME_SWITCHES_H_
 
 #include "build/build_config.h"
@@ skipping 56 matching lines @@
 extern const char kDumpHistogramsOnExit[];
 extern const char kEnableApplicationCache[];
 extern const char kEnableBenchmarking[];
 extern const char kEnableExperimentalExtensionApis[];
 extern const char kEnableExperimentalWebGL[];
 extern const char kEnableExtensionTimelineApi[];
 extern const char kEnableExtensionToolstrips[];
 extern const char kEnableFastback[];
 extern const char kEnableFileCookies[];
 extern const char kEnableGeolocation[];
+extern const char kEnableGPUPlugin[];
 extern const char kDisableLocalStorage[];
 extern const char kEnableLogging[];
 extern const char kEnableMonitorProfile[];
 extern const char kEnableNativeWebWorkers[];
 extern const char kEnableNewAutoFill[];
 extern const char kEnablePrivacyBlacklists[];
 extern const char kEnableRendererAccessibility[];
 extern const char kEnableSeccompSandbox[];
 extern const char kEnableSessionStorage[];
 extern const char kEnableStatsTable[];
@@ skipping 133 matching lines @@
 #ifndef NDEBUG
 extern const char kGearsPluginPathOverride[];
 #endif
 
 // DON'T ADD RANDOM STUFF HERE. Put it in the main section above in
 // alphabetical order, or in one of the ifdefs (also in order in each section).
 
 }  // namespace switches
 
 #endif  // CHROME_COMMON_CHROME_SWITCHES_H_