Update thread annotiation macros in modules to use RTC_ prefix

webrtc/modules/congestion_controller/include/send_side_congestion_controller.h

 /*
  *  Copyright (c) 2012 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 108 matching lines @@
   void MaybeTriggerOnNetworkChanged();
 
   bool IsSendQueueFull() const;
   bool IsNetworkDown() const;
   bool HasNetworkParametersToReportChanged(uint32_t bitrate_bps,
                                            uint8_t fraction_loss,
                                            int64_t rtt);
   void LimitOutstandingBytes(size_t num_outstanding_bytes);
   const Clock* const clock_;
   rtc::CriticalSection observer_lock_;
-  Observer* observer_ GUARDED_BY(observer_lock_);
+  Observer* observer_ RTC_GUARDED_BY(observer_lock_);
   RtcEventLog* const event_log_;
   std::unique_ptr<PacedSender> owned_pacer_;
   PacedSender* pacer_;
   const std::unique_ptr<BitrateController> bitrate_controller_;
   std::unique_ptr<AcknowledgedBitrateEstimator> acknowledged_bitrate_estimator_;
   const std::unique_ptr<ProbeController> probe_controller_;
   const std::unique_ptr<RateLimiter> retransmission_rate_limiter_;
   TransportFeedbackAdapter transport_feedback_adapter_;
   rtc::CriticalSection network_state_lock_;
-  uint32_t last_reported_bitrate_bps_ GUARDED_BY(network_state_lock_);
-  uint8_t last_reported_fraction_loss_ GUARDED_BY(network_state_lock_);
-  int64_t last_reported_rtt_ GUARDED_BY(network_state_lock_);
-  NetworkState network_state_ GUARDED_BY(network_state_lock_);
-  bool pause_pacer_ GUARDED_BY(network_state_lock_);
+  uint32_t last_reported_bitrate_bps_ RTC_GUARDED_BY(network_state_lock_);
+  uint8_t last_reported_fraction_loss_ RTC_GUARDED_BY(network_state_lock_);
+  int64_t last_reported_rtt_ RTC_GUARDED_BY(network_state_lock_);
+  NetworkState network_state_ RTC_GUARDED_BY(network_state_lock_);
+  bool pause_pacer_ RTC_GUARDED_BY(network_state_lock_);
   // Duplicate the pacer paused state to avoid grabbing a lock when
   // pausing the pacer. This can be removed when we move this class
   // over to the task queue.
   bool pacer_paused_;
   rtc::CriticalSection bwe_lock_;
-  int min_bitrate_bps_ GUARDED_BY(bwe_lock_);
-  std::unique_ptr<DelayBasedBwe> delay_based_bwe_ GUARDED_BY(bwe_lock_);
+  int min_bitrate_bps_ RTC_GUARDED_BY(bwe_lock_);
+  std::unique_ptr<DelayBasedBwe> delay_based_bwe_ RTC_GUARDED_BY(bwe_lock_);
   bool in_cwnd_experiment_;
   int64_t accepted_queue_ms_;
   bool was_in_alr_;
 
   rtc::RaceChecker worker_race_;
 
   RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(SendSideCongestionController);
 };
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_MODULES_CONGESTION_CONTROLLER_INCLUDE_SEND_SIDE_CONGESTION_CONTROLLER_H_