Update thread annotiation macros in rtc_base to use RTC_ prefix

webrtc/rtc_base/physicalsocketserver.h

 /*
  *  Copyright 2004 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 185 matching lines @@
   virtual void SetEnabledEvents(uint8_t events);
   virtual void EnableEvents(uint8_t events);
   virtual void DisableEvents(uint8_t events);
 
   static int TranslateOption(Option opt, int* slevel, int* sopt);
 
   PhysicalSocketServer* ss_;
   SOCKET s_;
   bool udp_;
   CriticalSection crit_;
-  int error_ GUARDED_BY(crit_);
+  int error_ RTC_GUARDED_BY(crit_);
   ConnState state_;
   AsyncResolver* resolver_;
 
 #if !defined(NDEBUG)
   std::string dbg_addr_;
 #endif
 
  private:
   uint8_t enabled_events_ = 0;
 };
@@ skipping 44 matching lines @@
 #if defined(WEBRTC_USE_EPOLL)
   void MaybeUpdateDispatcher(uint8_t old_events);
 
   int saved_enabled_events_ = -1;
 #endif
 };
 
 } // namespace rtc
 
 #endif // WEBRTC_RTC_BASE_PHYSICALSOCKETSERVER_H_