Extract bitrate allocation of spatial/temporal layers out of codec impl.

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 2585 matching lines @@
     }
 
     void ModifyVideoConfigs(
         VideoSendStream::Config* send_config,
         std::vector<VideoReceiveStream::Config>* receive_configs,
         VideoEncoderConfig* encoder_config) override {
       send_config->encoder_settings.encoder = this;
       RTC_DCHECK_EQ(1u, encoder_config->number_of_streams);
     }
 
-    int32_t SetRates(uint32_t new_target_bitrate, uint32_t framerate) override {
+    int32_t SetRateAllocation(const BitrateAllocation& rate_allocation,
+                              uint32_t framerate) override {
       // Make sure not to trigger on any default zero bitrates.
-      if (new_target_bitrate == 0)
+      if (rate_allocation.get_sum_bps() == 0)
         return 0;
       rtc::CritScope lock(&crit_);
-      bitrate_kbps_ = new_target_bitrate;
+      bitrate_kbps_ = rate_allocation.get_sum_kbps();
       observation_complete_.Set();
       return 0;
     }
 
     void PerformTest() override {
       ASSERT_TRUE(Wait())
           << "Timed out while waiting for encoder SetRates() call.";
       WaitForEncoderTargetBitrateMatchStats();
       send_stream_->Stop();
       WaitForStatsReportZeroTargetBitrate();
@@ skipping 1340 matching lines @@
     std::unique_ptr<VideoEncoder> encoder_;
     std::unique_ptr<VideoDecoder> decoder_;
     rtc::CriticalSection crit_;
     int recorded_frames_ GUARDED_BY(crit_);
   } test(this);
 
   RunBaseTest(&test);
 }
 
 }  // namespace webrtc