Remove some dead code.

talk/libjingle.gyp

 #
 # libjingle
 # Copyright 2012 Google Inc.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are met:
 #
 #  1. Redistributions of source code must retain the above copyright notice,
 #     this list of conditions and the following disclaimer.
 #  2. Redistributions in binary form must reproduce the above copyright notice,
@@ skipping 481 matching lines @@
         'media/devices/yuvframescapturer.cc',
         'media/devices/yuvframescapturer.h',
         'media/sctp/sctpdataengine.cc',
         'media/sctp/sctpdataengine.h',
         'media/webrtc/simulcast.cc',
         'media/webrtc/simulcast.h',
         'media/webrtc/webrtccommon.h',
         'media/webrtc/webrtcmediaengine.cc',
         'media/webrtc/webrtcmediaengine.h',
         'media/webrtc/webrtcmediaengine.cc',
-        'media/webrtc/webrtcpassthroughrender.cc',
-        'media/webrtc/webrtcpassthroughrender.h',
         'media/webrtc/webrtcvideocapturer.cc',
         'media/webrtc/webrtcvideocapturer.h',
         'media/webrtc/webrtcvideocapturerfactory.h',
         'media/webrtc/webrtcvideocapturerfactory.cc',
         'media/webrtc/webrtcvideodecoderfactory.h',
         'media/webrtc/webrtcvideoencoderfactory.h',
         'media/webrtc/webrtcvideoengine2.cc',
         'media/webrtc/webrtcvideoengine2.h',
         'media/webrtc/webrtcvideoframe.cc',
         'media/webrtc/webrtcvideoframe.h',
@@ skipping 268 matching lines @@
         ['OS=="android" and build_with_chromium==0', {
           'sources': [
             'app/webrtc/androidvideocapturer.h',
             'app/webrtc/androidvideocapturer.cc',
            ],
         }],
       ],
     },  # target libjingle_peerconnection
   ],
 }