Update thread annotiation macros in modules to use RTC_ prefix

webrtc/modules/audio_processing/aec3/echo_canceller3.h

 /*
  *  Copyright (c) 2016 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 87 matching lines @@
  private:
   class RenderWriter;
 
   // Empties the render SwapQueue.
   void EmptyRenderQueue();
 
   rtc::RaceChecker capture_race_checker_;
   rtc::RaceChecker render_race_checker_;
 
   // State that is accessed by the AnalyzeRender call.
-  std::unique_ptr<RenderWriter> render_writer_ GUARDED_BY(render_race_checker_);
+  std::unique_ptr<RenderWriter> render_writer_
+      RTC_GUARDED_BY(render_race_checker_);
 
   // State that may be accessed by the capture thread.
   static int instance_count_;
   std::unique_ptr<ApmDataDumper> data_dumper_;
   const int sample_rate_hz_;
   const int num_bands_;
   const size_t frame_length_;
-  BlockFramer output_framer_ GUARDED_BY(capture_race_checker_);
-  FrameBlocker capture_blocker_ GUARDED_BY(capture_race_checker_);
-  FrameBlocker render_blocker_ GUARDED_BY(capture_race_checker_);
+  BlockFramer output_framer_ RTC_GUARDED_BY(capture_race_checker_);
+  FrameBlocker capture_blocker_ RTC_GUARDED_BY(capture_race_checker_);
+  FrameBlocker render_blocker_ RTC_GUARDED_BY(capture_race_checker_);
   SwapQueue<std::vector<std::vector<float>>, Aec3RenderQueueItemVerifier>
       render_transfer_queue_;
   std::unique_ptr<BlockProcessor> block_processor_
-      GUARDED_BY(capture_race_checker_);
+      RTC_GUARDED_BY(capture_race_checker_);
   std::vector<std::vector<float>> render_queue_output_frame_
-      GUARDED_BY(capture_race_checker_);
+      RTC_GUARDED_BY(capture_race_checker_);
   std::unique_ptr<CascadedBiQuadFilter> capture_highpass_filter_
-      GUARDED_BY(capture_race_checker_);
-  bool saturated_microphone_signal_ GUARDED_BY(capture_race_checker_) = false;
-  std::vector<std::vector<float>> block_ GUARDED_BY(capture_race_checker_);
+      RTC_GUARDED_BY(capture_race_checker_);
+  bool saturated_microphone_signal_ RTC_GUARDED_BY(capture_race_checker_) =
+      false;
+  std::vector<std::vector<float>> block_ RTC_GUARDED_BY(capture_race_checker_);
   std::vector<rtc::ArrayView<float>> sub_frame_view_
-      GUARDED_BY(capture_race_checker_);
+      RTC_GUARDED_BY(capture_race_checker_);
 
   RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(EchoCanceller3);
 };
 }  // namespace webrtc
 
 #endif  // WEBRTC_MODULES_AUDIO_PROCESSING_AEC3_ECHO_CANCELLER3_H_