Cast: Remove SenderRtcpEventSubscriber from cast library.

media/cast/cast.gyp

 # 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.
 
 {
   'variables': {
     'include_tests%': 1,
     'chromium_code': 1,
   },
   'conditions': [
@@ skipping 129 matching lines @@
         'rtcp/rtcp_defines.cc',
         'rtcp/rtcp_defines.h',
         'rtcp/rtcp.h',
         'rtcp/rtcp.cc',
         'rtcp/rtcp_receiver.cc',
         'rtcp/rtcp_receiver.h',
         'rtcp/rtcp_sender.cc',
         'rtcp/rtcp_sender.h',
         'rtcp/rtcp_utility.cc',
         'rtcp/rtcp_utility.h',
-        'rtcp/sender_rtcp_event_subscriber.cc',
-        'rtcp/sender_rtcp_event_subscriber.h',
         'rtcp/receiver_rtcp_event_subscriber.cc',
         'rtcp/receiver_rtcp_event_subscriber.cc',
       ], # source
     },
     {
       'target_name': 'cast_sender',
       'type': 'static_library',
       'include_dirs': [
         '<(DEPTH)/',
       ],
@@ skipping 60 matching lines @@
         'transport/transport_audio_sender.cc',
         'transport/transport_audio_sender.h',
         'transport/transport_video_sender.cc',
         'transport/transport_video_sender.h',
         'transport/utility/transport_encryption_handler.cc',
         'transport/utility/transport_encryption_handler.h',
       ], # source
     },
   ],
 }