Add RTC_ prefix to contructormagic macros.

webrtc/modules/remote_bitrate_estimator/include/send_time_history.h

 /*
  *  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 22 matching lines @@
   void Clear();
 
  private:
   void EraseOld(int64_t limit);
   void UpdateOldestSequenceNumber();
 
   const int64_t packet_age_limit_;
   uint16_t oldest_sequence_number_;  // Oldest may not be lowest.
   std::map<uint16_t, PacketInfo> history_;
 
-  DISALLOW_COPY_AND_ASSIGN(SendTimeHistory);
+  RTC_DISALLOW_COPY_AND_ASSIGN(SendTimeHistory);
 };
 
 }  // namespace webrtc
 #endif  // WEBRTC_MODULES_BITRATE_CONTROLLER_SEND_TIME_HISTORY_H_