Move RtcEventLog object from inside VoiceEngine to Call.

webrtc/api/peerconnectionfactory.cc

Index: webrtc/api/peerconnectionfactory.cc
diff --git a/webrtc/api/peerconnectionfactory.cc b/webrtc/api/peerconnectionfactory.cc
index 22e450ca4ec29ed5bd1177d73d7020380928c007..2f5e76f16e23189f4f5612b7fa044ae91b95e2c2 100644
--- a/webrtc/api/peerconnectionfactory.cc
+++ b/webrtc/api/peerconnectionfactory.cc
@@ -238,16 +238,6 @@ void PeerConnectionFactory::StopAecDump() {
   channel_manager_->StopAecDump();
 }
 
-bool PeerConnectionFactory::StartRtcEventLog(rtc::PlatformFile file) {
-  RTC_DCHECK(signaling_thread_->IsCurrent());
-  return channel_manager_->StartRtcEventLog(file);
-}
-
-void PeerConnectionFactory::StopRtcEventLog() {
-  RTC_DCHECK(signaling_thread_->IsCurrent());
-  channel_manager_->StopRtcEventLog();
-}
-
 rtc::scoped_refptr<PeerConnectionInterface>
 PeerConnectionFactory::CreatePeerConnection(
     const PeerConnectionInterface::RTCConfiguration& configuration_in,