Set the event log in Channel from AudioSendStream

webrtc/audio/audio_send_stream.h

Index: webrtc/audio/audio_send_stream.h
diff --git a/webrtc/audio/audio_send_stream.h b/webrtc/audio/audio_send_stream.h
index a993d5f2f9c03f4add6ea239a9123f3b7bae1a6c..85c746499e618ce8b1f1c0184ff331782a98e7bc 100644
--- a/webrtc/audio/audio_send_stream.h
+++ b/webrtc/audio/audio_send_stream.h
@@ -22,6 +22,7 @@
 namespace webrtc {
 class CongestionController;
 class VoiceEngine;
+class RtcEventLog;
 
 namespace voe {
 class ChannelProxy;
@@ -34,7 +35,8 @@ class AudioSendStream final : public webrtc::AudioSendStream,
   AudioSendStream(const webrtc::AudioSendStream::Config& config,
                   const rtc::scoped_refptr<webrtc::AudioState>& audio_state,
                   CongestionController* congestion_controller,
-                  BitrateAllocator* bitrate_allocator);
+                  BitrateAllocator* bitrate_allocator,
+                  RtcEventLog* event_log);
   ~AudioSendStream() override;
 
   // webrtc::AudioSendStream implementation.