Merge pull request #2610 from w3c/drop-vAF

Remove voiceActivityFlag from spec

webrtc.html

@@ -10365,40 +10365,8 @@ <h2>
         <div>
           <pre class="idl">
           dictionary RTCRtpSynchronizationSource : RTCRtpContributingSource {
-  boolean voiceActivityFlag;
 };</pre>
-          <section>
-            <h2>
-              Dictionary RTCRtpSynchronizationSource Members
-            </h2>
-            <dl data-link-for="RTCRtpSynchronizationSource" data-dfn-for=
-            "RTCRtpSynchronizationSource" class="dictionary-members">
-              <dt data-tests=
-              "RTCRtpReceiver-getSynchronizationSources.https.html">
-                <dfn data-idl="">voiceActivityFlag</dfn> of type <span class=
-                "idlMemberType">boolean</span>
-              </dt>
-              <dd>
-                <p class="needs-test">
-                  Only present for audio receivers. Whether the last RTP
-                  packet, delivered from this source, contains voice activity
-                  (true) or not (false). If the RFC 6464 extension header was
-                  not present, or if the peer has signaled that it is not using
-                  the V bit by setting the "vad" extension attribute to "off",
-                  as described in [[!RFC6464]], Section 4,
-                  {{voiceActivityFlag}} will be absent.
-                </p>
-                <div class="issue atrisk">
-                  <p>
-                    {{RTCRtpSynchronizationSource/voiceActivityFlag}} is marked
-                    as a feature at risk, since there is no clear commitment
-                    from implementers.
-                  </p>
-                </div>
-              </dd>
-            </dl>
-          </section>
-        </div>
+          <p>The {{RTCRtpSynchronizationSource}} dictionary is expected to serve as an extension point for the specification to surface data only available in SSRCs.</p>
       </section>
       <section>
         <h3>