Adding more detail to MessageQueue::Dispatch logging.

webrtc/examples/peerconnection/client/peer_connection_client.cc

 /*
  *  Copyright 2012 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 482 matching lines @@
       if (state_ == CONNECTED) {
         hanging_get_->Close();
         hanging_get_->Connect(server_address_);
       }
     } else {
       callback_->OnMessageSent(err);
     }
   } else {
     if (socket == control_socket_.get()) {
       LOG(WARNING) << "Connection refused; retrying in 2 seconds";
-      rtc::Thread::Current()->PostDelayed(kReconnectDelay, this, 0);
+      rtc::Thread::Current()->PostDelayed(RTC_FROM_HERE, kReconnectDelay, this,
+                                          0);
     } else {
       Close();
       callback_->OnDisconnected();
     }
   }
 }
 
 void PeerConnectionClient::OnMessage(rtc::Message* msg) {
   // ignore msg; there is currently only one supported message ("retry")
   DoConnect();
 }