Converted a bunch of error checking in Audio[Receive|Send]Stream to RTC_CHECKs instead. They should…

webrtc/audio/audio_send_stream_unittest.cc

 /*
  *  Copyright (c) 2015 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 68 matching lines @@
     using testing::SetArgReferee;
 
     std::vector<ReportBlock> report_blocks;
     webrtc::ReportBlock block = kReportBlock;
     report_blocks.push_back(block);  // Has wrong SSRC.
     block.source_SSRC = kSsrc;
     report_blocks.push_back(block);  // Correct block.
     block.fraction_lost = 0;
     report_blocks.push_back(block);  // Duplicate SSRC, bad fraction_lost.
 
-    EXPECT_CALL(voice_engine_, GetLocalSSRC(kChannelId, _))
-        .WillRepeatedly(DoAll(SetArgReferee<1>(0), Return(0)));
     EXPECT_CALL(voice_engine_, GetRTCPStatistics(kChannelId, _))
         .WillRepeatedly(DoAll(SetArgReferee<1>(kCallStats), Return(0)));
     EXPECT_CALL(voice_engine_, GetSendCodec(kChannelId, _))
         .WillRepeatedly(DoAll(SetArgReferee<1>(kCodecInst), Return(0)));
     EXPECT_CALL(voice_engine_, GetRemoteRTCPReportBlocks(kChannelId, _))
         .WillRepeatedly(DoAll(SetArgPointee<1>(report_blocks), Return(0)));
     EXPECT_CALL(voice_engine_, GetSpeechInputLevelFullRange(_))
         .WillRepeatedly(DoAll(SetArgReferee<0>(kSpeechInputLevel), Return(0)));
     EXPECT_CALL(voice_engine_, GetEcMetricsStatus(_))
         .WillRepeatedly(DoAll(SetArgReferee<0>(true), Return(0)));
@@ skipping 72 matching lines @@
       static_cast<internal::AudioState*>(helper.audio_state().get());
   VoiceEngineObserver* voe_observer =
       static_cast<VoiceEngineObserver*>(internal_audio_state);
   voe_observer->CallbackOnError(-1, VE_TYPING_NOISE_WARNING);
   EXPECT_TRUE(send_stream.GetStats().typing_noise_detected);
   voe_observer->CallbackOnError(-1, VE_TYPING_NOISE_OFF_WARNING);
   EXPECT_FALSE(send_stream.GetStats().typing_noise_detected);
 }
 }  // namespace test
 }  // namespace webrtc