webrtc/modules/audio_processing: Use RTC_DCHECK() instead of assert()

webrtc/modules/audio_processing/vad/vad_circular_buffer.cc

 /*
  *  Copyright (c) 2012 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.
  */
 
 #include "webrtc/modules/audio_processing/vad/vad_circular_buffer.h"
 
-#include <assert.h>
 #include <stdlib.h>
 
 namespace webrtc {
 
 VadCircularBuffer::VadCircularBuffer(int buffer_size)
     : buffer_(new double[buffer_size]),
       is_full_(false),
       index_(0),
       buffer_size_(buffer_size),
       sum_(0) {
@@ skipping 105 matching lines @@
     }
     for (; index > index_1; index--) {
       if (Set(index, 0.0) < 0)
         return -1;
     }
   }
   return 0;
 }
 
 }  // namespace webrtc