Revert of Cast:Adding cast_transport_config and cleaning up

media/cast/audio_sender/audio_sender_unittest.cc

 // Copyright 2013 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/bind_helpers.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/test/simple_test_tick_clock.h"
 #include "media/base/media.h"
 #include "media/cast/audio_sender/audio_sender.h"
@@ skipping 20 matching lines @@
  protected:
   AudioSenderTest() {
     InitializeMediaLibraryForTesting();
     testing_clock_.Advance(
         base::TimeDelta::FromMilliseconds(kStartMillisecond));
   }
 
   virtual void SetUp() {
     task_runner_ = new test::FakeTaskRunner(&testing_clock_);
     cast_environment_ = new CastEnvironment(&testing_clock_, task_runner_,
-        task_runner_, task_runner_, task_runner_, task_runner_, task_runner_,
+        task_runner_, task_runner_, task_runner_, task_runner_,
         GetDefaultCastLoggingConfig());
-    audio_config_.codec = transport::kOpus;
+    audio_config_.codec = kOpus;
     audio_config_.use_external_encoder = false;
     audio_config_.frequency = kDefaultAudioSamplingRate;
     audio_config_.channels = 2;
     audio_config_.bitrate = kDefaultAudioEncoderBitrate;
     audio_config_.rtp_payload_type = 127;
 
     audio_sender_.reset(
         new AudioSender(cast_environment_, audio_config_, &mock_transport_));
   }
 
@@ skipping 46 matching lines @@
 
   // Make sure that we send at least one RTCP packet.
   base::TimeDelta max_rtcp_timeout =
       base::TimeDelta::FromMilliseconds(1 + kDefaultRtcpIntervalMs * 3 / 2);
   testing_clock_.Advance(max_rtcp_timeout);
   task_runner_->RunTasks();
 }
 
 }  // namespace cast
 }  // namespace media