Update thread annotiation macros in rtc_base to use RTC_ prefix

webrtc/rtc_base/thread_checker.h

 /*
  *  Copyright (c) 2014 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 53 matching lines @@
 //     RTC_DCHECK(thread_checker_.CalledOnValidThread());
 //     ... (do stuff) ...
 //   }
 //
 //  private:
 //   ThreadChecker thread_checker_;
 // }
 //
 // In Release mode, CalledOnValidThread will always return true.
 #if ENABLE_THREAD_CHECKER
-class LOCKABLE ThreadChecker : public ThreadCheckerImpl {
-};
+class RTC_LOCKABLE ThreadChecker : public ThreadCheckerImpl {};
 #else
-class LOCKABLE ThreadChecker : public ThreadCheckerDoNothing {
-};
+class RTC_LOCKABLE ThreadChecker : public ThreadCheckerDoNothing {};
 #endif  // ENABLE_THREAD_CHECKER
 
 #undef ENABLE_THREAD_CHECKER
 
 namespace internal {
-class SCOPED_LOCKABLE AnnounceOnThread {
+class RTC_SCOPED_LOCKABLE AnnounceOnThread {
  public:
-  template<typename ThreadLikeObject>
+  template <typename ThreadLikeObject>
   explicit AnnounceOnThread(const ThreadLikeObject* thread_like_object)
-      EXCLUSIVE_LOCK_FUNCTION(thread_like_object) {}
-  ~AnnounceOnThread() UNLOCK_FUNCTION() {}
+      RTC_EXCLUSIVE_LOCK_FUNCTION(thread_like_object) {}
+  ~AnnounceOnThread() RTC_UNLOCK_FUNCTION() {}
 
   template<typename ThreadLikeObject>
   static bool IsCurrent(const ThreadLikeObject* thread_like_object) {
     return thread_like_object->IsCurrent();
   }
   static bool IsCurrent(const rtc::ThreadChecker* checker) {
     return checker->CalledOnValidThread();
   }
 
  private:
@@ skipping 71 matching lines @@
 
 // Document if a function expected to be called from same thread/task queue.
 #define RUN_ON(x) RTC_THREAD_ANNOTATION_ATTRIBUTE__(exclusive_locks_required(x))
 #define RTC_RUN_ON(x) RTC_THREAD_ANNOTATION_ATTRIBUTE__(exclusive_locks_required(x))
 
 #define RTC_DCHECK_RUN_ON(thread_like_object) \
   rtc::internal::AnnounceOnThread thread_announcer(thread_like_object); \
   RTC_DCHECK(rtc::internal::AnnounceOnThread::IsCurrent(thread_like_object))
 
 #endif  // WEBRTC_RTC_BASE_THREAD_CHECKER_H_