Move RtcEventLog object from inside VoiceEngine to Call.

webrtc/media/base/mediaengine.h

Index: webrtc/media/base/mediaengine.h
diff --git a/webrtc/media/base/mediaengine.h b/webrtc/media/base/mediaengine.h
index 0e2b7efa86e2dd8e1769e384dfd27d50a7cc3652..dd1f5272a067dc21599eef469e71364ef9035ac7 100644
--- a/webrtc/media/base/mediaengine.h
+++ b/webrtc/media/base/mediaengine.h
@@ -88,15 +88,6 @@ class MediaEngineInterface {
 
   // Stops recording AEC dump.
   virtual void StopAecDump() = 0;
-
-  // Starts RtcEventLog 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 StartRtcEventLog(rtc::PlatformFile file,
-                                int64_t max_size_bytes) = 0;
-
-  // Stops recording an RtcEventLog.
-  virtual void StopRtcEventLog() = 0;
 };
 
 
@@ -175,13 +166,6 @@ class CompositeMediaEngine : public MediaEngineInterface {
     voice_.StopAecDump();
   }
 
-  virtual bool StartRtcEventLog(rtc::PlatformFile file,
-                                int64_t max_size_bytes) {
-    return voice_.StartRtcEventLog(file, max_size_bytes);
-  }
-
-  virtual void StopRtcEventLog() { voice_.StopRtcEventLog(); }
-
  protected:
   VOICE voice_;
   VIDEO video_;