add more API reference

source

@@ -3473,6 +3473,7 @@ a.setAttribute('href', 'https://example.com/'); // change the content attribute
      <li><dfn data-x-href="https://w3c.github.io/mediacapture-main/getusermedia.html#idl-def-mediastream"><code>MediaStream</code></dfn> interface</li>
      <li><dfn data-x-href="https://w3c.github.io/mediacapture-main/getusermedia.html#mediastreamtrack"><code>MediaStreamTrack</code></dfn></li>
      <li><dfn data-x-href="https://w3c.github.io/mediacapture-main/getusermedia.html#idl-def-MediaStreamTrackState.live">live state</dfn></li>
+     <li><dfn data-x-href="https://w3c.github.io/mediacapture-main/getusermedia.html#dom-mediadevices-getusermedia"><code>getUserMedia()</code></dfn></li>
     </ul>
    </dd>
 
@@ -95637,14 +95638,16 @@ interface <dfn interface>NotRestoredReasons</dfn> {
    <span data-x="ua-specific-blocking-reasons">user-agent specific blocking reasons</span>.
   </dl>
 
-  <p>In addition to the list above, a user agent might prevent the page from being restored from
-  <a href="note-bfcache">back/forward cache</a> for <dfn
+  <p>In addition to the list above, a user agent might choose to expose a reason that prevented
+  the page from being restored from <a href="note-bfcache">back/forward cache</a> for <dfn
   data-x="ua-specific-blocking-reasons">user-agent specific blocking reasons</dfn>. These are one
   of the following strings:</p>
 
   <dl>
    <dt>"<dfn data-x="blocking-audio-capture" export><code>audio-capture</code></dfn>"</dt>
-   <dd>The <code>Document</code> requested audio capture permission before unloading.</dd>
+   <dd>The <code>Document</code> requested audio capture permission by using Media Capture and
+   Streams API's <code>getUserMedia()</code> with audio before unloading.
+   <ref>MEDIASTREAM</ref></dd>
 
    <dt>"<dfn data-x="blocking-background-work" export><code>background-work</code></dfn>"</dt>
    <dd>The <code>Document</code> requested Background Fetch, Web Background Sync or Web Periodic
@@ -95688,7 +95691,8 @@ interface <dfn interface>NotRestoredReasons</dfn> {
    <ref>MEDIASTREAM</ref></dd>
 
    <dt>"<dfn data-x="blocking-midi" export><code>midi</code></dfn>"</dt>
-   <dd>The <code>Document</code> requested a MIDI permission before unloading.</dd>
+   <dd>The <code>Document</code> requested a MIDI permission by using Web MIDI API before
+   unloading.</dd>
 
    <dt>"<dfn data-x="blocking-modals" export><code>modals</code></dfn>"</dt>
    <dd><a href="#user-prompts">User prompts</a> were shown while unloading.</dd>
@@ -95785,7 +95789,8 @@ interface <dfn interface>NotRestoredReasons</dfn> {
    <ref>WEBRTC</ref></dd>
 
    <dt>"<dfn data-x="blocking-sensors" export><code>sensors</code></dfn>"</dt>
-   <dd>The <code>Document</code> requested sensor permission before unloading.</dd>
+   <dd>The <code>Document</code> requested sensor permission by using Generic Sensor API before
+   unloading.</dd>
 
    <dt>"<dfn data-x="sw-added" export><code>serviceworker-added</code></dfn>"</dt>
    <dd>The <code>Document</code>'s <span
@@ -95840,7 +95845,8 @@ interface <dfn interface>NotRestoredReasons</dfn> {
    <dd>The <code>Document</code> had an active <code>SpeechRecognition</code> while unloading.</dd>
 
    <dt>"<dfn data-x="blocking-storage" export><code>storageaccess</code></dfn>"</dt>
-   <dd>The <code>Document</code> requested storage access permission before unloading.</dd>
+   <dd>The <code>Document</code> requested storage access permission bby using Storage Access API
+   before unloading.</dd>
 
    <dt>"<dfn data-x="blocking-timeout" export><code>timeout</code></dfn>"</dt>
    <dd>The <code>Document</code> was in <a href="#note-bfcache">back/forward cache</a> for a long
@@ -95851,7 +95857,9 @@ interface <dfn interface>NotRestoredReasons</dfn> {
    data-x="event-unload">unload</code> event.</dd>
 
    <dt>"<dfn data-x="blocking-video-capture" export><code>video-capture</code></dfn>"</dt>
-   <dd>The <code>Document</code> requested video capture permission before unloading.</dd>
+   <dd>The <code>Document</code> requested video capture permission by using Media Capture and
+   Streams API's <code>getUserMedia()</code> with video before unloading.
+   <ref>MEDIASTREAM</ref></dd>
 
    <dt>"<dfn data-x="blocking-webhid" export><code>webhid</code></dfn>"</dt>
    <dd>The <code>Document</code> used the WebHID API before unloading.</dd>