Set process phases in the StackSamplingProfiler.

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 <memory>
 
 #include "base/files/file_path.h"
@@ skipping 101 matching lines @@
 
   void EarlyInitialization();
 
   // Initializes the toolkit. Returns whether the toolkit initialization was
   // successful or not.
   bool InitializeToolkit();
 
   void PreMainMessageLoopStart();
   void MainMessageLoopStart();
   void PostMainMessageLoopStart();
+  void PreShutdown();
 
   // Create and start running the tasks we need to complete startup. Note that
   // this can be called more than once (currently only on Android) if we get a
   // request for synchronous startup while the tasks created by asynchronous
   // startup are still running.
   void CreateStartupTasks();
 
   // Perform the default message loop run logic.
   void RunMainMessageLoopParts();
 
@@ skipping 185 matching lines @@
   scoped_refptr<SaveFileManager> save_file_manager_;
 
   // DO NOT add members here. Add them to the right categories above.
 
   DISALLOW_COPY_AND_ASSIGN(BrowserMainLoop);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_BROWSER_MAIN_LOOP_H_