Plug some of the leaks in dbus_unittests.

dbus/mock_unittest.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 "base/bind.h"
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
+#include "base/run_loop.h"
 #include "dbus/message.h"
 #include "dbus/mock_bus.h"
 #include "dbus/mock_exported_object.h"
 #include "dbus/mock_object_proxy.h"
 #include "dbus/object_path.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using ::testing::_;
 using ::testing::Invoke;
@@ skipping 147 matching lines @@
   MethodCall method_call("org.chromium.TestInterface", "Echo");
   MessageWriter writer(&method_call);
   writer.AppendString(kHello);
 
   // Call the method.
   proxy->CallMethod(&method_call,
                     ObjectProxy::TIMEOUT_USE_DEFAULT,
                     base::Bind(&MockTest::OnResponse,
                                base::Unretained(this)));
   // Run the message loop to let OnResponse be called.
-  message_loop_.Run();
+  base::RunLoop().Run();
 
   EXPECT_EQ(kHello, response_string_);
 }
 
 }  // namespace dbus