On FATAL, log which unsupported encoder the caller wanted us to create

webrtc/modules/audio_coding/main/acm2/codec_owner.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 109 matching lines @@
     return rtc_make_scoped_ptr(new AudioEncoderMutablePcmU(speech_inst));
   } else if (IsPcmA(speech_inst)) {
     return rtc_make_scoped_ptr(new AudioEncoderMutablePcmA(speech_inst));
   } else if (IsPcm16B(speech_inst)) {
     return rtc_make_scoped_ptr(new AudioEncoderMutablePcm16B(speech_inst));
   } else if (IsIlbc(speech_inst)) {
     return rtc_make_scoped_ptr(new AudioEncoderMutableIlbc(speech_inst));
   } else if (IsG722(speech_inst)) {
     return rtc_make_scoped_ptr(new AudioEncoderMutableG722(speech_inst));
   } else {
-    FATAL();
+    FATAL() << "Could not create encoder of type " << speech_inst.plname;
     return rtc::scoped_ptr<AudioEncoderMutable>();
   }
 }
 
 AudioEncoder* CreateRedEncoder(int red_payload_type,
                                AudioEncoder* encoder,
                                rtc::scoped_ptr<AudioEncoder>* red_encoder) {
   if (red_payload_type == -1) {
     red_encoder->reset();
     return encoder;
@@ skipping 95 matching lines @@
 }
 
 const AudioEncoderMutable* CodecOwner::SpeechEncoder() const {
   DCHECK(!speech_encoder_ || !external_speech_encoder_);
   return external_speech_encoder_ ? external_speech_encoder_
                                   : speech_encoder_.get();
 }
 
 }  // namespace acm2
 }  // namespace webrtc