Fix a race in BrowserRenderProcessHost::FastShutdownIfPossible

content/browser/renderer_host/browser_render_process_host.h

 // 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.
 
 #ifndef CONTENT_BROWSER_RENDERER_HOST_BROWSER_RENDER_PROCESS_HOST_H_
 #define CONTENT_BROWSER_RENDERER_HOST_BROWSER_RENDER_PROCESS_HOST_H_
 #pragma once
 
 #include <map>
 #include <queue>
@@ skipping 84 matching lines @@
 
   // Copies applicable command line switches from the given |browser_cmd| line
   // flags to the output |renderer_cmd| line flags. Not all switches will be
   // copied over.
   void PropagateBrowserCommandLineToRenderer(const CommandLine& browser_cmd,
                                              CommandLine* renderer_cmd) const;
 
   // Callers can reduce the RenderProcess' priority.
   void SetBackgrounded(bool backgrounded);
 
+  // Handle termination of our process.
+  void ProcessDied();
+
   // The count of currently visible widgets.  Since the host can be a container
   // for multiple widgets, it uses this count to determine when it should be
   // backgrounded.
   int32 visible_widgets_;
 
   // Does this process have backgrounded priority.
   bool backgrounded_;
 
   // Used to allow a RenderWidgetHost to intercept various messages on the
   // IO thread.
@@ skipping 29 matching lines @@
   // Messages we queue while waiting for the process handle.  We queue them here
   // instead of in the channel so that we ensure they're sent after init related
   // messages that are sent once the process handle is available.  This is
   // because the queued messages may have dependencies on the init messages.
   std::queue<IPC::Message*> queued_messages_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserRenderProcessHost);
 };
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_BROWSER_RENDER_PROCESS_HOST_H_