Trace encoding/decoding time in a generic way.

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 698 matching lines @@
   uint32_t targetPct = optimalBuffersize * scalePar * codec_.maxFramerate / 10;
 
   // Don't go below 3 times the per frame bandwidth.
   const uint32_t minIntraTh = 300;
   return (targetPct < minIntraTh) ? minIntraTh: targetPct;
 }
 
 int VP8EncoderImpl::Encode(const VideoFrame& frame,
                            const CodecSpecificInfo* codec_specific_info,
                            const std::vector<FrameType>* frame_types) {
-  TRACE_EVENT1("webrtc", "VP8::Encode", "timestamp", frame.timestamp());
-
   if (!inited_)
     return WEBRTC_VIDEO_CODEC_UNINITIALIZED;
   if (frame.IsZeroSize())
     return WEBRTC_VIDEO_CODEC_ERR_PARAMETER;
   if (encoded_complete_callback_ == NULL)
     return WEBRTC_VIDEO_CODEC_UNINITIALIZED;
 
   if (quality_scaler_enabled_)
     quality_scaler_.OnEncodeFrame(frame);
   const VideoFrame& input_image =
@@ skipping 677 matching lines @@
     return -1;
   }
   if (vpx_codec_control(copy->decoder_, VP8_SET_REFERENCE, ref_frame_)
       != VPX_CODEC_OK) {
     return -1;
   }
   return 0;
 }
 
 }  // namespace webrtc