[chrome/renderer/media] Replace MessageLoopProxy usage with ThreadTaskRunnerHandle

chrome/renderer/media/cast_ipc_dispatcher_unittest.cc

 // Copyright 2014 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 "base/message_loop/message_loop.h"
 #include "base/test/simple_test_tick_clock.h"
+#include "base/thread_task_runner_handle.h"
 #include "chrome/common/cast_messages.h"
 #include "chrome/renderer/media/cast_ipc_dispatcher.h"
 #include "ipc/ipc_message_macros.h"
 #include "media/cast/logging/logging_defines.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace {
 
 class CastIPCDispatcherTest : public testing::Test {
  public:
   CastIPCDispatcherTest() {
-    dispatcher_ = new CastIPCDispatcher(base::MessageLoopProxy::current());
+    dispatcher_ = new CastIPCDispatcher(base::ThreadTaskRunnerHandle::Get());
   }
 
  protected:
   void FakeSend(const IPC::Message& message) {
     EXPECT_TRUE(dispatcher_->OnMessageReceived(message));
   }
 
   scoped_refptr<CastIPCDispatcher> dispatcher_;
   base::MessageLoopForIO message_loop_;
 };
@@ skipping 22 matching lines @@
   frame_events.push_back(frame_event);
 
   packet_events.push_back(packet_event);
   CastMsg_RawEvents raw_events_msg(kChannelId, packet_events,
                                    frame_events);
 
   FakeSend(raw_events_msg);
 }
 
 }  // namespace