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

talk/media/base/mediaengine.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 84 matching lines @@
   virtual bool SetOutputVolume(int level) = 0;
 
   // Gets the current microphone level, as a value between 0 and 10.
   virtual int GetInputLevel() = 0;
 
   virtual const std::vector<AudioCodec>& audio_codecs() = 0;
   virtual RtpCapabilities GetAudioCapabilities() = 0;
   virtual const std::vector<VideoCodec>& video_codecs() = 0;
   virtual RtpCapabilities GetVideoCapabilities() = 0;
 
-  // Starts AEC dump using existing file.
-  virtual bool StartAecDump(rtc::PlatformFile file) = 0;
+  // Starts AEC dump using existing file, a maximum file size in bytes can be
+  // specified. Logging is stopped just before the size limit is exceeded.
+  // If max_size_bytes is set to a value <= 0, no limit will be used.
+  virtual bool StartAecDump(rtc::PlatformFile file, int64_t max_size_bytes) = 0;
 
   // Stops recording AEC dump.
   virtual void StopAecDump() = 0;
 
   // Starts RtcEventLog using existing file.
   virtual bool StartRtcEventLog(rtc::PlatformFile file) = 0;
 
   // Stops recording an RtcEventLog.
   virtual void StopRtcEventLog() = 0;
 };
@@ skipping 61 matching lines @@
   virtual RtpCapabilities GetAudioCapabilities() {
     return voice_.GetCapabilities();
   }
   virtual const std::vector<VideoCodec>& video_codecs() {
     return video_.codecs();
   }
   virtual RtpCapabilities GetVideoCapabilities() {
     return video_.GetCapabilities();
   }
 
-  virtual bool StartAecDump(rtc::PlatformFile file) {
-    return voice_.StartAecDump(file);
+  virtual bool StartAecDump(rtc::PlatformFile file, int64_t max_size_bytes) {
+    return voice_.StartAecDump(file, max_size_bytes);
   }
 
   virtual void StopAecDump() {
     voice_.StopAecDump();
   }
 
   virtual bool StartRtcEventLog(rtc::PlatformFile file) {
     return voice_.StartRtcEventLog(file);
   }
 
@@ skipping 13 matching lines @@
 class DataEngineInterface {
  public:
   virtual ~DataEngineInterface() {}
   virtual DataMediaChannel* CreateChannel(DataChannelType type) = 0;
   virtual const std::vector<DataCodec>& data_codecs() = 0;
 };
 
 }  // namespace cricket
 
 #endif  // TALK_MEDIA_BASE_MEDIAENGINE_H_