Fix stats for encoder target bitrate when target rate is zero.

webrtc/video/send_statistics_proxy.cc

 /*
  *  Copyright (c) 2013 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 400 matching lines @@
   VideoSendStream::StreamStats* stats = GetStatsEntry(ssrc);
   if (!stats)
     return;
 
   stats->total_bitrate_bps = 0;
   stats->retransmit_bitrate_bps = 0;
   stats->height = 0;
   stats->width = 0;
 }
 
-void SendStatisticsProxy::OnSetRates(uint32_t bitrate_bps, int framerate) {
+void SendStatisticsProxy::OnSetEncoderTargetRate(uint32_t bitrate_bps) {
   rtc::CritScope lock(&crit_);
   stats_.target_media_bitrate_bps = bitrate_bps;
 }
 
 void SendStatisticsProxy::OnSendEncodedImage(
     const EncodedImage& encoded_image,
     const CodecSpecificInfo* codec_info) {
   size_t simulcast_idx = 0;
 
   if (codec_info) {
@@ skipping 195 matching lines @@
   return Fraction(min_required_samples, 1000.0f);
 }
 
 int SendStatisticsProxy::BoolSampleCounter::Fraction(
     int min_required_samples, float multiplier) const {
   if (num_samples < min_required_samples || num_samples == 0)
     return -1;
   return static_cast<int>((sum * multiplier / num_samples) + 0.5f);
 }
 }  // namespace webrtc