Modify some rate control and quality thresholds due to flakiness.

modules/video_coding/codecs/test/videoprocessor_integrationtest_mediacodec.cc

 /*
  *  Copyright (c) 2017 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 21 matching lines @@
     config_.filename = "foreman_cif";
     config_.input_filename = ResourcePath(config_.filename, "yuv");
     config_.output_filename =
         TempFilename(OutputPath(), "videoprocessor_integrationtest_mediacodec");
     config_.verbose = false;
     config_.hw_encoder = true;
     config_.hw_decoder = true;
   }
 };
 
 TEST_F(VideoProcessorIntegrationTestMediaCodec, ForemanCif500kbpsVp8) {

[brandtr, 2017/09/26 09:28:53]

This test has since been disabled, so you need to rebase and update the name
here :)

   SetCodecSettings(&config_, kVideoCodecVP8, 1, false, false, false, false,
                    false, 352, 288);
 
   RateProfile rate_profile;
   SetRateProfile(&rate_profile, 0, 500, 30, 0);  // Start below |low_kbps|.
   rate_profile.frame_index_rate_update[1] = kForemanNumFrames + 1;
   rate_profile.num_frames = kForemanNumFrames;
 
   // The thresholds below may have to be tweaked to let even poor MediaCodec
   // implementations pass. If this test fails on the bots, disable it and
   // ping brandtr@.
   std::vector<RateControlThresholds> rc_thresholds;
-  AddRateControlThresholds(5, 95, 20, 10, 10, 0, 1, &rc_thresholds);
+  AddRateControlThresholds(20, 95, 22, 11, 10, 0, 1, &rc_thresholds);
 
-  QualityThresholds quality_thresholds(30.0, 15.0, 0.90, 0.40);
+  QualityThresholds quality_thresholds(30.0, 14.0, 0.86, 0.39);
 
   ProcessFramesAndMaybeVerify(rate_profile, &rc_thresholds, &quality_thresholds,
                               kNoVisualizationParams);
 }
 
 TEST_F(VideoProcessorIntegrationTestMediaCodec,
        Foreman240p100kbpsVp8WithForcedSwFallback) {
   ScopedFieldTrials override_field_trials(
       "WebRTC-VP8-Forced-Fallback-Encoder/Enabled-150,175,10000,1/");
 
@@ skipping 21 matching lines @@
   QualityThresholds quality_thresholds(33.0, 30.0, 0.90, 0.85);
 
   ProcessFramesAndMaybeVerify(rate_profile, &rc_thresholds, &quality_thresholds,
                               kNoVisualizationParams);
 }
 
 #endif  // defined(WEBRTC_ANDROID)
 
 }  // namespace test
 }  // namespace webrtc