Plugin Power Saver: Implement option in Settings.

content/public/common/content_switches.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.
 
 #include "content/public/common/content_switches.h"
 
 #include "base/command_line.h"
 
 namespace switches {
 
@@ skipping 975 matching lines @@
 // the kernel. This is only supported on Windows 8 and beyond.
 const char kEnableWin32kRendererLockDown[]
     = "enable_win32k_renderer_lockdown";
 
 // DirectWrite FontCache is shared by browser to renderers using shared memory.
 // This switch allows specifying suffix to shared memory section name to avoid
 // clashes between different instances of Chrome.
 const char kFontCacheSharedMemSuffix[] = "font-cache-shared-mem-suffix";
 #endif
 
-#if defined(ENABLE_PLUGINS)
-// Enables the plugin power saver feature.
-const char kEnablePluginPowerSaver[] = "enable-plugin-power-saver";
-#endif
-
 // Don't dump stuff here, follow the same order as the header.
 
 }  // namespace switches