Remove Absolute Send Time from list of supported header extensions for audio streams.

webrtc/audio/audio_send_stream.cc

Index: webrtc/audio/audio_send_stream.cc
diff --git a/webrtc/audio/audio_send_stream.cc b/webrtc/audio/audio_send_stream.cc
index a96eaf83f83a2928226651630e24a1b596c36587..22cc5fd96e67532f2d972bade2bf4550d457df0f 100644
--- a/webrtc/audio/audio_send_stream.cc
+++ b/webrtc/audio/audio_send_stream.cc
@@ -79,9 +79,6 @@ AudioSendStream::AudioSendStream(
       channel_proxy_->SetSendAudioLevelIndicationStatus(true, extension.id);
     } else if (extension.uri == RtpExtension::kTransportSequenceNumberUri) {
       channel_proxy_->EnableSendTransportSequenceNumber(extension.id);
-    } else if (extension.uri == RtpExtension::kAbsSendTimeUri) {
-      LOG(LS_WARNING) << RtpExtension::kAbsSendTimeUri
-                      << " is no longer supported for audio.";
     } else {
       RTC_NOTREACHED() << "Registering unsupported RTP extension.";
     }