Normalize codec names to those used by AcmCodecDatabase.

webrtc/modules/audio_coding/codecs/builtin_audio_decoder_factory_internal.cc

 /*
  *  Copyright (c) 2016 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 174 matching lines @@
       opus_info.supports_network_adaption = true;
       // clang-format off
       SdpAudioFormat opus_format({"opus", 48000, 2, {
                                     {"minptime", "10"},
                                     {"useinbandfec", "1"}
                                   }});
       // clang-format on
       specs.push_back({std::move(opus_format), opus_info});
 #endif
 #if (defined(WEBRTC_CODEC_ISAC) || defined(WEBRTC_CODEC_ISACFX))
-      specs.push_back(AudioCodecSpec{{"isac", 16000, 1},
+      specs.push_back(AudioCodecSpec{{"ISAC", 16000, 1},
                                      {16000, 1, 32000, 10000, 56000}});
 #endif
 #if (defined(WEBRTC_CODEC_ISAC))
-      specs.push_back(AudioCodecSpec{{"isac", 32000, 1},
+      specs.push_back(AudioCodecSpec{{"ISAC", 32000, 1},
                                      {32000, 1, 56000, 10000, 56000}});
 #endif
 #ifdef WEBRTC_CODEC_G722
       specs.push_back(AudioCodecSpec{{"G722", 8000, 1},
                                      {16000, 1, 64000}});
 #endif
 #ifdef WEBRTC_CODEC_ILBC
-      specs.push_back(AudioCodecSpec{{"iLBC", 8000, 1},
+      specs.push_back(AudioCodecSpec{{"ILBC", 8000, 1},
                                      {8000, 1, 13300}});
 #endif
       specs.push_back(AudioCodecSpec{{"PCMU", 8000, 1},
                                      {8000, 1, 64000}});
       specs.push_back(AudioCodecSpec{{"PCMA", 8000, 1},
                                      {8000, 1, 64000}});
       return specs;
     }();
     return specs;
   }
@@ skipping 30 matching lines @@
 
 }  // namespace
 
 rtc::scoped_refptr<AudioDecoderFactory>
 CreateBuiltinAudioDecoderFactoryInternal() {
   return rtc::scoped_refptr<AudioDecoderFactory>(
       new rtc::RefCountedObject<BuiltinAudioDecoderFactory>);
 }
 
 }  // namespace webrtc