Adding more detail to MessageQueue::Dispatch logging.

webrtc/libjingle/xmpp/xmppthread.cc

Index: webrtc/libjingle/xmpp/xmppthread.cc
diff --git a/webrtc/libjingle/xmpp/xmppthread.cc b/webrtc/libjingle/xmpp/xmppthread.cc
index f492cdf6c4aa5644d5ef785e8fa8d7b6aa2ade35..9e299980926e5a08a6d48685115e52a4751d7933 100644
--- a/webrtc/libjingle/xmpp/xmppthread.cc
+++ b/webrtc/libjingle/xmpp/xmppthread.cc
@@ -42,11 +42,11 @@ void XmppThread::ProcessMessages(int cms) {
 }
 
 void XmppThread::Login(const buzz::XmppClientSettings& xcs) {
-  Post(this, MSG_LOGIN, new LoginData(xcs));
+  Post(FROM_HERE, this, MSG_LOGIN, new LoginData(xcs));
 }
 
 void XmppThread::Disconnect() {
-  Post(this, MSG_DISCONNECT);
+  Post(FROM_HERE, this, MSG_DISCONNECT);
 }
 
 void XmppThread::OnStateChange(buzz::XmppEngine::State state) {