LoopBackTransport  168 media/cast/test/end2end_unittest.cc   explicit LoopBackTransport(scoped_refptr<CastEnvironment> cast_environment)
LoopBackTransport  630 media/cast/test/end2end_unittest.cc   LoopBackTransport receiver_to_sender_;
LoopBackTransport  631 media/cast/test/end2end_unittest.cc   LoopBackTransport sender_to_receiver_;