Fixed build error when rtc_use_dummy_audio_file_devices=true

webrtc/modules/audio_device/dummy/file_audio_device_factory.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 21 matching lines @@
                     << "audio.";
 
     return nullptr;
   }
   return new FileAudioDevice(id, _inputAudioFilename, _outputAudioFilename);
 }
 
 void FileAudioDeviceFactory::SetFilenamesToUse(
     const char* inputAudioFilename, const char* outputAudioFilename) {
 #ifdef WEBRTC_DUMMY_FILE_DEVICES
-  assert(strlen(inputAudioFilename) < MAX_FILENAME_LEN &&
-         strlen(outputAudioFilename) < MAX_FILENAME_LEN);
+  RTC_DCHECK(strlen(inputAudioFilename) < MAX_FILENAME_LEN &&
+             strlen(outputAudioFilename) < MAX_FILENAME_LEN);
 
   // Copy the strings since we don't know the lifetime of the input pointers.
   strncpy(_inputAudioFilename, inputAudioFilename, MAX_FILENAME_LEN);
   strncpy(_outputAudioFilename, outputAudioFilename, MAX_FILENAME_LEN);
   _isConfigured = true;
 #else
   // Sanity: must be compiled with the right define to run this.
   printf("Trying to use dummy file devices, but is not compiled "
          "with WEBRTC_DUMMY_FILE_DEVICES. Bailing out.\n");
   std::exit(1);
 #endif
 }
 
 }  // namespace webrtc