Remove calls to MessageLoop::current() in jingle.

jingle/notifier/base/xmpp_connection.cc

Index: jingle/notifier/base/xmpp_connection.cc
diff --git a/jingle/notifier/base/xmpp_connection.cc b/jingle/notifier/base/xmpp_connection.cc
index d50adb027451839babb5e6ca53ac8519cc977603..efa62bca796932cfcfe31fadb47095de279b273e 100644
--- a/jingle/notifier/base/xmpp_connection.cc
+++ b/jingle/notifier/base/xmpp_connection.cc
@@ -8,8 +8,8 @@
 
 #include "base/compiler_specific.h"
 #include "base/logging.h"
-#include "base/message_loop/message_loop.h"
 #include "base/strings/string_piece.h"
+#include "base/threading/thread_task_runner_handle.h"
 #include "jingle/glue/chrome_async_socket.h"
 #include "jingle/glue/task_pump.h"
 #include "jingle/glue/xmpp_client_socket_factory.h"
@@ -82,13 +82,12 @@ XmppConnection::~XmppConnection() {
   DCHECK(CalledOnValidThread());
   ClearClient();
   task_pump_->Stop();
-  base::MessageLoop* current_message_loop = base::MessageLoop::current();
-  CHECK(current_message_loop);
   // We do this because XmppConnection may get destroyed as a result
   // of a signal from XmppClient.  If we delete |task_pump_| here, bad
   // things happen when the stack pops back up to the XmppClient's
   // (which is deleted by |task_pump_|) function.
-  current_message_loop->DeleteSoon(FROM_HERE, task_pump_.release());
+  base::ThreadTaskRunnerHandle::Get()->DeleteSoon(FROM_HERE,
+                                                  task_pump_.release());
 }
 
 void XmppConnection::OnStateChange(buzz::XmppEngine::State state) {