Added unique function names (IOTHreadRun, DBTHreadRun, etc)

content/browser/browser_thread_impl.h

Index: content/browser/browser_thread_impl.h
===================================================================
--- content/browser/browser_thread_impl.h	(revision 147800)
+++ content/browser/browser_thread_impl.h	(working copy)
@@ -27,6 +27,7 @@
 
  protected:
   virtual void Init() OVERRIDE;
+  virtual void Run(MessageLoop* message_loop) OVERRIDE;
   virtual void CleanUp() OVERRIDE;
 
  private:
@@ -35,6 +36,17 @@
   // the API cleaner. Therefore make BrowserThread a friend class.
   friend class BrowserThread;
 
+  // The following are unique function names that makes it possible to tell
+  // the thread id from the callstack alone in crash dumps.
+  void UIThreadRun(MessageLoop* message_loop);
+  void DBThreadRun(MessageLoop* message_loop);
+  void WebKitThreadRun(MessageLoop* message_loop);
+  void FileThreadRun(MessageLoop* message_loop);
+  void FileUserBlockingThreadRun(MessageLoop* message_loop);
+  void ProcessLauncherThreadRun(MessageLoop* message_loop);
+  void CacheThreadRun(MessageLoop* message_loop);
+  void IOThreadRun(MessageLoop* message_loop);
+
   static bool PostTaskHelper(
       BrowserThread::ID identifier,
       const tracked_objects::Location& from_here,