Add RTC_ prefix to (D)CHECKs and related macros.

webrtc/modules/video_processing/main/source/video_decimator.cc

 /*
  *  Copyright (c) 2011 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 20 matching lines @@
   incoming_frame_rate_ = 0.0f;
   memset(incoming_frame_times_, 0, sizeof(incoming_frame_times_));
   enable_temporal_decimation_ = true;
 }
 
 void VPMVideoDecimator::EnableTemporalDecimation(bool enable) {
   enable_temporal_decimation_ = enable;
 }
 
 void VPMVideoDecimator::SetTargetFramerate(int frame_rate) {
-  DCHECK(frame_rate);
+  RTC_DCHECK(frame_rate);
   target_frame_rate_ = frame_rate;
 }
 
 bool VPMVideoDecimator::DropFrame() {
   if (!enable_temporal_decimation_) return false;
 
   if (incoming_frame_rate_ <= 0) return false;
 
   const uint32_t incomingframe_rate =
       static_cast<uint32_t>(incoming_frame_rate_ + 0.5f);
@@ skipping 85 matching lines @@
     incoming_frame_rate_ = 1.0;
     if (diff > 0) {
       incoming_frame_rate_ = nrOfFrames * 1000.0f / static_cast<float>(diff);
     }
   } else {
     incoming_frame_rate_ = static_cast<float>(nrOfFrames);
   }
 }
 
 }  // namespace webrtc