Add encode and decode time to histograms stats:

webrtc/video/end_to_end_tests.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.
  */
 #include <algorithm>
@@ skipping 1643 matching lines @@
             test::LastHistogramSample("WebRTC.Video.ReceivedWidthInPixels"));
   EXPECT_EQ(static_cast<int>(encoder_config_.streams[0].height),
             test::LastHistogramSample("WebRTC.Video.ReceivedHeightInPixels"));
 
   EXPECT_EQ(1, test::NumHistogramSamples("WebRTC.Video.InputFramesPerSecond"));
   EXPECT_EQ(1, test::NumHistogramSamples("WebRTC.Video.SentFramesPerSecond"));
   EXPECT_EQ(1, test::NumHistogramSamples(
       "WebRTC.Video.DecodedFramesPerSecond"));
   EXPECT_EQ(1, test::NumHistogramSamples("WebRTC.Video.RenderFramesPerSecond"));
 
+  EXPECT_EQ(1, test::NumHistogramSamples("WebRTC.Video.EncodeTimeInMs"));
+  EXPECT_EQ(1, test::NumHistogramSamples("WebRTC.Video.DecodeTimeInMs"));
+
   EXPECT_EQ(1, test::NumHistogramSamples(
       "WebRTC.Video.BitrateSentInKbps"));
   EXPECT_EQ(1, test::NumHistogramSamples(
       "WebRTC.Video.BitrateReceivedInKbps"));
   EXPECT_EQ(1, test::NumHistogramSamples(
       "WebRTC.Video.MediaBitrateSentInKbps"));
   EXPECT_EQ(1, test::NumHistogramSamples(
       "WebRTC.Video.MediaBitrateReceivedInKbps"));
   EXPECT_EQ(1, test::NumHistogramSamples(
       "WebRTC.Video.PaddingBitrateSentInKbps"));
@@ skipping 1179 matching lines @@
   EXPECT_TRUE(default_receive_config.rtp.rtx.empty())
       << "Enabling RTX requires rtpmap: rtx negotiation.";
   EXPECT_TRUE(default_receive_config.rtp.extensions.empty())
       << "Enabling RTP extensions require negotiation.";
 
   VerifyEmptyNackConfig(default_receive_config.rtp.nack);
   VerifyEmptyFecConfig(default_receive_config.rtp.fec);
 }
 
 }  // namespace webrtc