external ref fixes

Author: hoch

index.bs

@@ -11672,8 +11672,8 @@ Each {{AudioContext}} possesses exactly one {{AudioPlaybackStats}}.
 Attributes</h4>
 
 Note: These attributes update only once per second and under specific
-conditions. See [[#update-audio-stats]] and [[#AudioPlaybackStats-mitigations]]
-for details.
+conditions. See [[#update-audio-stats]] and
+[[#AudioPlaybackStats-privacy-mitigations]] for details.
 
 <dl dfn-type=attribute dfn-for="AudioPlaybackStats">
     : <dfn>underrunDuration</dfn>
@@ -11745,7 +11745,7 @@ Once per second, execute the update audio stats algorithm:
         [=Document/visibility state=] is `"visible"`, set <var>canUpdate</var> to
         true.
     1. Let <var>permission</var> be the [=permission state=] for the permission
-        associated with [=microphone=] access.
+        associated with [=microphone (in mediacapture-streams)=] access.
         If <var>permission</var> is "granted", set <var>canUpdate</var> to true.
     1. If <var>canUpdate</var> is false, abort these steps.
     1. Set {{[[underrun duration]]}} to the total duration of all [=underrun events=]