Turn off error resilience for vp8 for no temporal layers if nack is enabled.

webrtc/modules/video_coding/codecs/vp8/vp8_impl.cc

 /*
  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 383 matching lines @@
     return WEBRTC_VIDEO_CODEC_ERROR;
   }
   // setting the time base of the codec
   configurations_[0].g_timebase.num = 1;
   configurations_[0].g_timebase.den = 90000;
   configurations_[0].g_lag_in_frames = 0;  // 0- no frame lagging
 
   // Set the error resilience mode according to user settings.
   switch (inst->VP8().resilience) {
     case kResilienceOff:
-      // TODO(marpan): We should set keep error resilience off for this mode,
-      // independent of temporal layer settings, and make sure we set
-      // |codecSpecific.VP8.resilience| = |kResilientStream| at higher level
-      // code if we want to get error resilience on.
-      configurations_[0].g_error_resilient = 1;
+      configurations_[0].g_error_resilient = 0;
       break;
     case kResilientStream:
       configurations_[0].g_error_resilient = 1;  // TODO(holmer): Replace with
       // VPX_ERROR_RESILIENT_DEFAULT when we
       // drop support for libvpx 9.6.0.
       break;
     case kResilientFrames:
       return WEBRTC_VIDEO_CODEC_ERR_PARAMETER;  // Not supported
   }
 
@@ skipping 893 matching lines @@
     return -1;
   }
   if (vpx_codec_control(copy->decoder_, VP8_SET_REFERENCE, ref_frame_) !=
       VPX_CODEC_OK) {
     return -1;
   }
   return 0;
 }
 
 }  // namespace webrtc