Make in-process gpu init thread safe

content/browser/browser_main_loop.h

 // 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.
 
 #ifndef CONTENT_BROWSER_BROWSER_MAIN_LOOP_H_
 #define CONTENT_BROWSER_BROWSER_MAIN_LOOP_H_
 
 #include "base/basictypes.h"
 #include "base/files/file_path.h"
 #include "base/memory/ref_counted.h"
@@ skipping 132 matching lines @@
 
   int PreMainMessageLoopRun();
 
   void MainMessageLoopRun();
 
   base::FilePath GetStartupTraceFileName(
       const base::CommandLine& command_line) const;
   void InitStartupTracing(const base::CommandLine& command_line);
   void EndStartupTracing();
 
+  bool UsingInProcessGpu() const;
+  void InitializeGpuDataManager();
+
   // Members initialized on construction ---------------------------------------
   const MainFunctionParams& parameters_;
   const base::CommandLine& parsed_command_line_;
   int result_code_;
   // True if the non-UI threads were created.
   bool created_threads_;
 
   // Members initialized in |MainMessageLoopStart()| ---------------------------
   scoped_ptr<base::MessageLoop> main_message_loop_;
   scoped_ptr<base::SystemMonitor> system_monitor_;
@@ skipping 54 matching lines @@
 
   // This timer initiates trace file saving.
   base::OneShotTimer<BrowserMainLoop> startup_trace_timer_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserMainLoop);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_BROWSER_MAIN_LOOP_H_