Add RTC_ prefix to contructormagic macros.

webrtc/p2p/base/packetsocketfactory.h

 /*
  *  Copyright 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 32 matching lines @@
   virtual AsyncPacketSocket* CreateClientTcpSocket(
       const SocketAddress& local_address,
       const SocketAddress& remote_address,
       const ProxyInfo& proxy_info,
       const std::string& user_agent,
       int opts) = 0;
 
   virtual AsyncResolverInterface* CreateAsyncResolver() = 0;
 
  private:
-  DISALLOW_COPY_AND_ASSIGN(PacketSocketFactory);
+  RTC_DISALLOW_COPY_AND_ASSIGN(PacketSocketFactory);
 };
 
 }  // namespace rtc
 
 #endif  // WEBRTC_P2P_BASE_PACKETSOCKETFACTORY_H_