MESSAGE_METHOD_RETURN   82 dbus/message.cc     case MESSAGE_METHOD_RETURN:
MESSAGE_METHOD_RETURN  516 dbus/message_unittest.cc   EXPECT_EQ(Message::MESSAGE_METHOD_RETURN, response->GetMessageType());
MESSAGE_METHOD_RETURN  527 dbus/message_unittest.cc   EXPECT_EQ(Message::MESSAGE_METHOD_RETURN, response->GetMessageType());