Resubmit r56600 - Start/stop service process when browser starts and stop

remoting/host/chromoting_host.cc

 // Copyright (c) 2010 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.
 
 #include "remoting/host/chromoting_host.h"
 
 #include "base/stl_util-inl.h"
 #include "base/task.h"
 #include "build/build_config.h"
 #include "remoting/base/constants.h"
@@ skipping 237 matching lines @@
   // Disconnect all clients.
   if (client_) {
     client_->Disconnect();
   }
 
   // Disconnect from the talk network.
   if (jingle_client_) {
     jingle_client_->Close();
   }
 
+  // Stop the heartbeat sender.
+  if (heartbeat_sender_) {
+    heartbeat_sender_->Stop();
+  }
+
   // Lastly call the shutdown task.
   if (shutdown_task_.get()) {
     shutdown_task_->Run();
   }
 }
 
 }  // namespace remoting