Added option to specify a maximum file size when recording an AEC dump.

talk/session/media/channelmanager.h

 /*
  * libjingle
  * Copyright 2004 Google Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  *  1. Redistributions of source code must retain the above copyright notice,
  *     this list of conditions and the following disclaimer.
  *  2. Redistributions in binary form must reproduce the above copyright notice,
@@ skipping 149 matching lines @@
                            const VideoFormat& previous_format,
                            const VideoFormat& desired_format,
                            CaptureManager::RestartOptions options);
 
   bool AddVideoRenderer(VideoCapturer* capturer, VideoRenderer* renderer);
   bool RemoveVideoRenderer(VideoCapturer* capturer, VideoRenderer* renderer);
   bool IsScreencastRunning() const;
 
   // The operations below occur on the main thread.
 
-  // Starts AEC dump using existing file.
-  bool StartAecDump(rtc::PlatformFile file);
+  // Starts AEC dump using existing file, with a specified maximum file size in
+  // bytes. When the limit is reached, logging will stop and the file will be
+  // closed. If max_size_bytes is set to <= 0, no limit will be used.
+  bool StartAecDump(rtc::PlatformFile file, int64_t max_size_bytes);
 
   // Starts RtcEventLog using existing file.
   bool StartRtcEventLog(rtc::PlatformFile file);
 
   // Stops logging RtcEventLog.
   void StopRtcEventLog();
 
   sigslot::signal2<VideoCapturer*, CaptureState> SignalVideoCaptureStateChange;
 
  protected:
@@ skipping 58 matching lines @@
   VideoEncoderConfig default_video_encoder_config_;
   VideoRenderer* local_renderer_;
   bool enable_rtx_;
 
   bool capturing_;
 };
 
 }  // namespace cricket
 
 #endif  // TALK_SESSION_MEDIA_CHANNELMANAGER_H_