Fix lint errors in audio_coding_module_unittest.cc

webrtc/modules/audio_coding/acm2/audio_coding_module_unittest.cc

 /*
  *  Copyright (c) 2014 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 1033 matching lines @@
       return format.name == "MockPCMu" ? std::move(mock_decoder_)
                                        : fact_->MakeAudioDecoder(format);
     }
 
    private:
     // Class intended to forward a call from a mock DecodeInternal to Decode on
     // the real decoder's Decode. DecodeInternal for the real decoder isn't
     // public.
     class DecodeForwarder {
      public:
-      DecodeForwarder(AudioDecoder* decoder) : decoder_(decoder) {}
+      explicit DecodeForwarder(AudioDecoder* decoder) : decoder_(decoder) {}
       int Decode(const uint8_t* encoded,
                  size_t encoded_len,
                  int sample_rate_hz,
                  int16_t* decoded,
                  AudioDecoder::SpeechType* speech_type) {
         return decoder_->Decode(encoded, encoded_len, sample_rate_hz,
                                 decoder_->PacketDuration(encoded, encoded_len) *
                                     decoder_->Channels() * sizeof(int16_t),
                                 decoded, speech_type);
       }
@@ skipping 478 matching lines @@
   std::unique_ptr<test::AcmSendTestOldApi> send_test_;
   std::unique_ptr<test::InputAudioFile> audio_source_;
 };
 
 TEST_F(AcmSetBitRateOldApi, Opus_48khz_20ms_10kbps) {
   ASSERT_NO_FATAL_FAILURE(SetUpTest("opus", 48000, 1, 107, 960, 960));
 #if defined(WEBRTC_ANDROID)
   Run(10000, 9288);
 #else
   Run(10000, 9024);
-#endif // WEBRTC_ANDROID
-
+#endif  // WEBRTC_ANDROID
 }
 
 TEST_F(AcmSetBitRateOldApi, Opus_48khz_20ms_50kbps) {
   ASSERT_NO_FATAL_FAILURE(SetUpTest("opus", 48000, 1, 107, 960, 960));
 #if defined(WEBRTC_ANDROID)
   Run(50000, 47960);
 #else
   Run(50000, 49544);
-#endif // WEBRTC_ANDROID
+#endif  // WEBRTC_ANDROID
 }
 
 // The result on the Android platforms is inconsistent for this test case.
 // On android_rel the result is different from android and android arm64 rel.
 #if defined(WEBRTC_ANDROID)
 #define MAYBE_Opus_48khz_20ms_100kbps DISABLED_Opus_48khz_20ms_100kbps
 #else
 #define MAYBE_Opus_48khz_20ms_100kbps Opus_48khz_20ms_100kbps
 #endif
 TEST_F(AcmSetBitRateOldApi, MAYBE_Opus_48khz_20ms_100kbps) {
@@ skipping 61 matching lines @@
   uint32_t sampling_freq_hz_;
   uint32_t frame_size_samples_;
 };
 
 TEST_F(AcmChangeBitRateOldApi, Opus_48khz_20ms_10kbps) {
   ASSERT_NO_FATAL_FAILURE(SetUpTest("opus", 48000, 1, 107, 960, 960));
 #if defined(WEBRTC_ANDROID)
   Run(10000, 32200, 5176);
 #else
   Run(10000, 32200, 5456);
-#endif // WEBRTC_ANDROID
+#endif  // WEBRTC_ANDROID
 }
 
 TEST_F(AcmChangeBitRateOldApi, Opus_48khz_20ms_50kbps) {
   ASSERT_NO_FATAL_FAILURE(SetUpTest("opus", 48000, 1, 107, 960, 960));
 #if defined(WEBRTC_ANDROID)
   Run(50000, 32200, 24768);
 #else
   Run(50000, 32200, 24848);
-#endif // WEBRTC_ANDROID
+#endif  // WEBRTC_ANDROID
 }
 
 TEST_F(AcmChangeBitRateOldApi, Opus_48khz_20ms_100kbps) {
   ASSERT_NO_FATAL_FAILURE(SetUpTest("opus", 48000, 1, 107, 960, 960));
 #if defined(WEBRTC_ANDROID)
   #if defined(WEBRTC_ARCH_ARM64)
     Run(100000, 32200, 51152);
   #else
     Run(100000, 32200, 51248);
-  #endif // WEBRTC_ARCH_ARM64
+  #endif  // WEBRTC_ARCH_ARM64
 #else
   Run(100000, 32200, 50584);
-#endif // WEBRTC_ANDROID
+#endif  // WEBRTC_ANDROID
 }
 
 // These next 2 tests ensure that the SetBitRate function has no effect on PCM
 TEST_F(AcmChangeBitRateOldApi, Pcm16_8khz_10ms_8kbps) {
   ASSERT_NO_FATAL_FAILURE(SetUpTest("L16", 8000, 1, 107, 80, 80));
   Run(8000, 64000, 64000);
 }
 
 TEST_F(AcmChangeBitRateOldApi, Pcm16_8khz_10ms_32kbps) {
   ASSERT_NO_FATAL_FAILURE(SetUpTest("L16", 8000, 1, 107, 80, 80));
@@ skipping 156 matching lines @@
   Run(16000, 8000, 1000);
 }
 
 TEST_F(AcmSwitchingOutputFrequencyOldApi, Toggle8KhzTo16Khz) {
   Run(8000, 16000, 1000);
 }
 
 #endif
 
 }  // namespace webrtc