[jingle] Replace MessageLoopProxy usage with ThreadTaskRunnerHandle

jingle/notifier/listener/non_blocking_push_client_unittest.cc

Index: jingle/notifier/listener/non_blocking_push_client_unittest.cc
diff --git a/jingle/notifier/listener/non_blocking_push_client_unittest.cc b/jingle/notifier/listener/non_blocking_push_client_unittest.cc
index 8b7dac52a8e2392e167624ecf37f11df684db2b6..7c0dbb9261b6169efaea2878b65555d5f3e43dc1 100644
--- a/jingle/notifier/listener/non_blocking_push_client_unittest.cc
+++ b/jingle/notifier/listener/non_blocking_push_client_unittest.cc
@@ -9,6 +9,7 @@
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
+#include "base/thread_task_runner_handle.h"
 #include "jingle/notifier/base/fake_base_task.h"
 #include "jingle/notifier/listener/fake_push_client.h"
 #include "jingle/notifier/listener/fake_push_client_observer.h"
@@ -29,7 +30,7 @@ class NonBlockingPushClientTest : public testing::Test {
   void SetUp() override {
     push_client_.reset(
         new NonBlockingPushClient(
-            base::MessageLoopProxy::current(),
+            base::ThreadTaskRunnerHandle::Get(),
             base::Bind(&NonBlockingPushClientTest::CreateFakePushClient,
                        base::Unretained(this))));
     push_client_->AddObserver(&fake_observer_);