ppapi: Use base::MessageLoop.

ppapi/proxy/ppapi_proxy_test.cc

 // Copyright (c) 2012 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 "ppapi/proxy/ppapi_proxy_test.h"
 
 #include <sstream>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 519 matching lines @@
     local_harness_ = &plugin_;
   }
 }
 
 TwoWayTest::~TwoWayTest() {
   shutdown_event_.Signal();
 }
 
 void TwoWayTest::SetUp() {
   base::Thread::Options options;
-  options.message_loop_type = MessageLoop::TYPE_IO;
+  options.message_loop_type = base::MessageLoop::TYPE_IO;
   io_thread_.StartWithOptions(options);
   plugin_thread_.Start();
 
   // Construct the IPC handle name using the process ID so we can safely run
   // multiple |TwoWayTest|s concurrently.
   std::ostringstream handle_name;
   handle_name << "TwoWayTestChannel" << base::GetCurrentProcId();
   IPC::ChannelHandle handle(handle_name.str());
   base::WaitableEvent remote_harness_set_up(true, false);
   plugin_thread_.message_loop_proxy()->PostTask(
@@ skipping 30 matching lines @@
   plugin_thread_.message_loop_proxy()->PostTask(FROM_HERE,
       base::Bind(&RunTaskOnRemoteHarness,
                  task,
                  &task_complete));
   task_complete.Wait();
 }
 
 
 }  // namespace proxy
 }  // namespace ppapi