Restore kTraceStartup flag propogation to gpu process

content/browser/gpu/gpu_process_host.cc

 // Copyright (c) 2011 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/browser/gpu/gpu_process_host.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/base_switches.h"
 #include "base/command_line.h"
@@ skipping 551 matching lines @@
     switches::kDisableLogging,
     switches::kEnableGPUServiceLogging,
     switches::kEnableLogging,
 #if defined(OS_MACOSX)
     switches::kEnableSandboxLogging,
 #endif
     switches::kGpuNoContextLost,
     switches::kGpuStartupDialog,
     switches::kLoggingLevel,
     switches::kNoSandbox,
+    switches::kTraceStartup,
   };
   cmd_line->CopySwitchesFrom(browser_command_line, kSwitchNames,
                              arraysize(kSwitchNames));
 
   // If --ignore-gpu-blacklist is passed in, don't send in crash reports
   // because GPU is expected to be unreliable.
   if (browser_command_line.HasSwitch(switches::kIgnoreGpuBlacklist) &&
       !cmd_line->HasSwitch(switches::kDisableBreakpad))
     cmd_line->AppendSwitch(switches::kDisableBreakpad);
 
@@ skipping 38 matching lines @@
     const IPC::ChannelHandle& channel_handle,
     base::ProcessHandle renderer_process_for_gpu,
     const content::GPUInfo& gpu_info) {
   callback.Run(channel_handle, renderer_process_for_gpu, gpu_info);
 }
 
 void GpuProcessHost::CreateCommandBufferError(
     const CreateCommandBufferCallback& callback, int32 route_id) {
   callback.Run(route_id);
 }