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

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 888 matching lines @@
     switches::kJavaScriptFlags,
     switches::kLoggingLevel,
     switches::kMemoryMetrics,
 #if defined(OS_ANDROID)
     switches::kNetworkCountryIso,
     switches::kDisableGestureRequirementForMediaPlayback,
     switches::kUseExternalVideoSurfaceThresholdInPixels,
 #endif
     switches::kNoReferrers,
     switches::kNoSandbox,
+    switches::kEnableVtune,
     switches::kPpapiInProcess,
     switches::kRegisterPepperPlugins,
     switches::kRendererAssertTest,
 #if defined(OS_POSIX)
     switches::kChildCleanExit,
 #endif
     switches::kRendererStartupDialog,
     switches::kShowPaintRects,
     switches::kSitePerProcess,
     switches::kTestSandbox,
@@ skipping 827 matching lines @@
   TRACE_EVENT0("renderer_host",
                "RenderWidgetHostImpl::OnCompositorSurfaceBuffersSwappedNoHost");
   AcceleratedSurfaceMsg_BufferPresented_Params ack_params;
   ack_params.sync_point = 0;
   RenderWidgetHostImpl::AcknowledgeBufferPresent(route_id,
                                                  gpu_process_host_id,
                                                  ack_params);
 }
 
 }  // namespace content