Update smoothed bitrate.

webrtc/voice_engine/channel_proxy.h

Index: webrtc/voice_engine/channel_proxy.h
diff --git a/webrtc/voice_engine/channel_proxy.h b/webrtc/voice_engine/channel_proxy.h
index 8a78069609b6588692e987634eadd20b14a1318b..015f6b8724be8b41b82ad55b43fe9cf574111ebf 100644
--- a/webrtc/voice_engine/channel_proxy.h
+++ b/webrtc/voice_engine/channel_proxy.h
@@ -14,6 +14,7 @@
 #include "webrtc/api/audio/audio_mixer.h"
 #include "webrtc/base/constructormagic.h"
 #include "webrtc/base/race_checker.h"
+#include "webrtc/base/sequenced_task_checker.h"
 #include "webrtc/base/thread_checker.h"
 #include "webrtc/voice_engine/channel_manager.h"
 #include "webrtc/voice_engine/include/voe_rtp_rtcp.h"
@@ -97,6 +98,7 @@ class ChannelProxy {
   virtual void SetTransportOverhead(int transport_overhead_per_packet);
   virtual void AssociateSendChannel(const ChannelProxy& send_channel_proxy);
   virtual void DisassociateSendChannel();
+  virtual void AdaptCodec();
 
   virtual void SetRtcpRttStats(RtcpRttStats* rtcp_rtt_stats);
 
@@ -105,6 +107,7 @@ class ChannelProxy {
 
   rtc::ThreadChecker thread_checker_;
   rtc::RaceChecker race_checker_;
+  rtc::SequencedTaskChecker worker_queue_checker_;
   ChannelOwner channel_owner_;
 
   RTC_DISALLOW_COPY_AND_ASSIGN(ChannelProxy);