Update thread annotiation macros in modules to use RTC_ prefix

webrtc/modules/remote_bitrate_estimator/remote_bitrate_estimator_single_stream.h

Index: webrtc/modules/remote_bitrate_estimator/remote_bitrate_estimator_single_stream.h
diff --git a/webrtc/modules/remote_bitrate_estimator/remote_bitrate_estimator_single_stream.h b/webrtc/modules/remote_bitrate_estimator/remote_bitrate_estimator_single_stream.h
index baccf52eec43313566c28fb763ce8cba13960909..4634492b4848c873bbc89b6051c36577e57c7369 100644
--- a/webrtc/modules/remote_bitrate_estimator/remote_bitrate_estimator_single_stream.h
+++ b/webrtc/modules/remote_bitrate_estimator/remote_bitrate_estimator_single_stream.h
@@ -47,24 +47,24 @@ class RemoteBitrateEstimatorSingleStream : public RemoteBitrateEstimator {
 
   // Triggers a new estimate calculation.
   void UpdateEstimate(int64_t time_now)
-      EXCLUSIVE_LOCKS_REQUIRED(crit_sect_);
+      RTC_EXCLUSIVE_LOCKS_REQUIRED(crit_sect_);
 
   void GetSsrcs(std::vector<uint32_t>* ssrcs) const
-      SHARED_LOCKS_REQUIRED(crit_sect_);
+      RTC_SHARED_LOCKS_REQUIRED(crit_sect_);
 
   // Returns |remote_rate_| if the pointed to object exists,
   // otherwise creates it.
-  AimdRateControl* GetRemoteRate() EXCLUSIVE_LOCKS_REQUIRED(crit_sect_);
+  AimdRateControl* GetRemoteRate() RTC_EXCLUSIVE_LOCKS_REQUIRED(crit_sect_);
 
   const Clock* const clock_;
-  SsrcOveruseEstimatorMap overuse_detectors_ GUARDED_BY(crit_sect_);
-  RateStatistics incoming_bitrate_ GUARDED_BY(crit_sect_);
-  uint32_t last_valid_incoming_bitrate_ GUARDED_BY(crit_sect_);
-  std::unique_ptr<AimdRateControl> remote_rate_ GUARDED_BY(crit_sect_);
-  RemoteBitrateObserver* const observer_ GUARDED_BY(crit_sect_);
+  SsrcOveruseEstimatorMap overuse_detectors_ RTC_GUARDED_BY(crit_sect_);
+  RateStatistics incoming_bitrate_ RTC_GUARDED_BY(crit_sect_);
+  uint32_t last_valid_incoming_bitrate_ RTC_GUARDED_BY(crit_sect_);
+  std::unique_ptr<AimdRateControl> remote_rate_ RTC_GUARDED_BY(crit_sect_);
+  RemoteBitrateObserver* const observer_ RTC_GUARDED_BY(crit_sect_);
   rtc::CriticalSection crit_sect_;
   int64_t last_process_time_;
-  int64_t process_interval_ms_ GUARDED_BY(crit_sect_);
+  int64_t process_interval_ms_ RTC_GUARDED_BY(crit_sect_);
   bool uma_recorded_;
 
   RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(RemoteBitrateEstimatorSingleStream);