This patch is to enable the vtune profiling tool support in chrome.

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"
 
 namespace switches {
 
 // By default, file:// URIs cannot read other file:// URIs. This is an
 // override for developers who need the old behavior for testing.
@@ skipping 585 matching lines @@
 // Causes the renderer process to throw an assertion on launch.
 const char kRendererAssertTest[]            = "renderer-assert-test";
 
 // On POSIX only: the contents of this flag are prepended to the renderer
 // command line. Useful values might be "valgrind" or "xterm -e gdb --args".
 const char kRendererCmdPrefix[]             = "renderer-cmd-prefix";
 
 // Causes the process to run as renderer instead of as browser.
 const char kRendererProcess[]               = "renderer";
 
+// Enable the Vtune profiler support.
+const char kEnableVtune[]                   = "enable-vtune-support";
+
 // Overrides the default/calculated limit to the number of renderer processes.
 // Very high values for this setting can lead to high memory/resource usage
 // or instability.
 const char kRendererProcessLimit[]          = "renderer-process-limit";
 
 // Causes the renderer process to display a dialog on launch.
 const char kRendererStartupDialog[]         = "renderer-startup-dialog";
 
 // Enables accelerated compositing for overflow scroll. Promotes eligible
 // overflow:scroll elements to layers to enable accelerated scrolling for them.
@@ skipping 188 matching lines @@
 const char kOverscrollHistoryNavigation[] =
     "overscroll-history-navigation";
 
 // Forward overscroll event data from the renderer to the browser.
 const char kEnableOverscrollNotifications[] = "enable-overscroll-notifications";
 
 // Enables 'image/webp' accept header for image requests.
 const char kEnableWebPInAcceptHeader[] = "enable-webp-in-accept-header";
 
 }  // namespace switches