Remove SetVideoLogging/SetAudioLogging from ChannelManager and down the stack.

talk/session/media/channelmanager.h

Index: talk/session/media/channelmanager.h
diff --git a/talk/session/media/channelmanager.h b/talk/session/media/channelmanager.h
index 6312e61e067e9f18578371610246613665eedbc1..d333deaee40246385a9ba7bce163fb874cdfec0c 100644
--- a/talk/session/media/channelmanager.h
+++ b/talk/session/media/channelmanager.h
@@ -137,10 +137,6 @@ class ChannelManager : public rtc::MessageHandler,
   // Starts/stops the local microphone and enables polling of the input level.
   bool capturing() const { return capturing_; }
 
-  // Configures the logging output of the mediaengine(s).
-  void SetVoiceLogging(int level, const char* filter);
-  void SetVideoLogging(int level, const char* filter);
-
   // Gets capturer's supported formats in a thread safe manner
   std::vector<cricket::VideoFormat> GetSupportedFormats(
       VideoCapturer* capturer) const;