Revert 206507 "Move message_pump to base/message_loop."

trunk/src/net/proxy/proxy_config_service_linux.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 NET_PROXY_PROXY_CONFIG_SERVICE_LINUX_H_
 #define NET_PROXY_PROXY_CONFIG_SERVICE_LINUX_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 233 matching lines @@
     // GetLatestProxyConfig. Initially populated from the UI thread, but
     // afterwards only accessed from the IO thread.
     ProxyConfig cached_config_;
 
     // A copy kept on the UI thread of the last seen proxy config, so as
     // to avoid posting a call to SetNewProxyConfig when we get a
     // notification but the config has not actually changed.
     ProxyConfig reference_config_;
 
     // The task runner for the glib thread, aka main browser thread. This thread
-    // is where we run the glib main loop (see
-    // base/message_loop/message_pump_glib.h). It is the glib default loop in
-    // the sense that it runs the glib default context: as in the context where
-    // sources are added by g_timeout_add and g_idle_add, and returned by
-    // g_main_context_default. gconf uses glib timeouts and idles and possibly
-    // other callbacks that will all be dispatched on this thread. Since gconf
-    // is not thread safe, any use of gconf must be done on the thread running
-    // this loop.
+    // is where we run the glib main loop (see base/message_pump_glib.h). It is
+    // the glib default loop in the sense that it runs the glib default context:
+    // as in the context where sources are added by g_timeout_add and
+    // g_idle_add, and returned by g_main_context_default. gconf uses glib
+    // timeouts and idles and possibly other callbacks that will all be
+    // dispatched on this thread. Since gconf is not thread safe, any use of
+    // gconf must be done on the thread running this loop.
     scoped_refptr<base::SingleThreadTaskRunner> glib_thread_task_runner_;
     // Task runner for the IO thread. GetLatestProxyConfig() is called from
     // the thread running this loop.
     scoped_refptr<base::SingleThreadTaskRunner> io_thread_task_runner_;
 
     ObserverList<Observer> observers_;
 
     DISALLOW_COPY_AND_ASSIGN(Delegate);
   };
 
@@ skipping 28 matching lines @@
 
  private:
   scoped_refptr<Delegate> delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(ProxyConfigServiceLinux);
 };
 
 }  // namespace net
 
 #endif  // NET_PROXY_PROXY_CONFIG_SERVICE_LINUX_H_