From d8e56f9e1816bf09ca03857cf481a8cf1edb48b0 Mon Sep 17 00:00:00 2001
From: youennf <youennf@users.noreply.github.com>
Date: Thu, 15 Feb 2024 07:08:18 +0000
Subject: [PATCH] Make setMicrophoneActive and setCameraActive return promises.
 (#312)

SHA: fac2b9a5684d568fc1d0059fb4d81a05ec8d6315
Reason: push, by youennf

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
---
 index.html | 119 ++++++++++++++++++++++++++++++++++++++++++++---------
 1 file changed, 99 insertions(+), 20 deletions(-)

diff --git a/index.html b/index.html
index a549f38..bca064a 100644
--- a/index.html
+++ b/index.html
@@ -7,7 +7,7 @@
   <link href="https://www.w3.org/StyleSheets/TR/2021/W3C-ED" rel="stylesheet">
   <meta content="Bikeshed version 82ce88815, updated Thu Sep 7 16:33:55 2023 -0700" name="generator">
   <link href="https://www.w3.org/TR/mediasession/" rel="canonical">
-  <meta content="061778a21933fbc568de096c5e165d8e836b248a" name="document-revision">
+  <meta content="fac2b9a5684d568fc1d0059fb4d81a05ec8d6315" name="document-revision">
 <style>
   /* https://github.com/tabatkins/bikeshed/issues/485 */
   .example .self-link { display: none; }
@@ -669,7 +669,7 @@
   <div class="head">
    <p data-fill-with="logo"><a class="logo" href="https://www.w3.org/"> <img alt="W3C" height="48" src="https://www.w3.org/StyleSheets/TR/2021/logos/W3C" width="72"> </a> </p>
    <h1 class="p-name no-ref" id="title">Media Session</h1>
-   <p id="w3c-state"><a href="https://www.w3.org/standards/types#ED">Editor’s Draft</a>, <time class="dt-updated" datetime="2024-01-22">22 January 2024</time></p>
+   <p id="w3c-state"><a href="https://www.w3.org/standards/types#ED">Editor’s Draft</a>, <time class="dt-updated" datetime="2024-02-15">15 February 2024</time></p>
    <details open>
     <summary>More details about this document</summary>
     <div data-fill-with="spec-metadata">
@@ -1159,9 +1159,9 @@ <h2 class="heading settled" data-level="6" id="the-mediasession-interface"><span
 
   <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-undefined" id="ref-for-idl-undefined②"><c- b>undefined</c-></a> <a class="idl-code" data-link-type="method" href="#dom-mediasession-setpositionstate" id="ref-for-dom-mediasession-setpositionstate"><c- g>setPositionState</c-></a>(<c- b>optional</c-> <a data-link-type="idl-name" href="#dictdef-mediapositionstate" id="ref-for-dictdef-mediapositionstate①"><c- n>MediaPositionState</c-></a> <dfn class="idl-code" data-dfn-for="MediaSession/setPositionState(state), MediaSession/setPositionState()" data-dfn-type="argument" data-export id="dom-mediasession-setpositionstate-state-state"><code><c- g>state</c-></code><a class="self-link" href="#dom-mediasession-setpositionstate-state-state"></a></dfn> = {});
 
-  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-undefined" id="ref-for-idl-undefined③"><c- b>undefined</c-></a> <a class="idl-code" data-link-type="method" href="#dom-mediasession-setmicrophoneactive" id="ref-for-dom-mediasession-setmicrophoneactive"><c- g>setMicrophoneActive</c-></a>(<a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-boolean" id="ref-for-idl-boolean"><c- b>boolean</c-></a> <dfn class="idl-code" data-dfn-for="MediaSession/setMicrophoneActive(active)" data-dfn-type="argument" data-export id="dom-mediasession-setmicrophoneactive-active-active"><code><c- g>active</c-></code><a class="self-link" href="#dom-mediasession-setmicrophoneactive-active-active"></a></dfn>);
+  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-promise" id="ref-for-idl-promise"><c- b>Promise</c-></a>&lt;<a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-undefined" id="ref-for-idl-undefined③"><c- b>undefined</c-></a>> <a class="idl-code" data-link-type="method" href="#dom-mediasession-setmicrophoneactive" id="ref-for-dom-mediasession-setmicrophoneactive"><c- g>setMicrophoneActive</c-></a>(<a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-boolean" id="ref-for-idl-boolean"><c- b>boolean</c-></a> <dfn class="idl-code" data-dfn-for="MediaSession/setMicrophoneActive(active)" data-dfn-type="argument" data-export id="dom-mediasession-setmicrophoneactive-active-active"><code><c- g>active</c-></code><a class="self-link" href="#dom-mediasession-setmicrophoneactive-active-active"></a></dfn>);
 
-  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-undefined" id="ref-for-idl-undefined④"><c- b>undefined</c-></a> <a class="idl-code" data-link-type="method" href="#dom-mediasession-setcameraactive" id="ref-for-dom-mediasession-setcameraactive"><c- g>setCameraActive</c-></a>(<a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-boolean" id="ref-for-idl-boolean①"><c- b>boolean</c-></a> <dfn class="idl-code" data-dfn-for="MediaSession/setCameraActive(active)" data-dfn-type="argument" data-export id="dom-mediasession-setcameraactive-active-active"><code><c- g>active</c-></code><a class="self-link" href="#dom-mediasession-setcameraactive-active-active"></a></dfn>);
+  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-promise" id="ref-for-idl-promise①"><c- b>Promise</c-></a>&lt;<a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-undefined" id="ref-for-idl-undefined④"><c- b>undefined</c-></a>> <a class="idl-code" data-link-type="method" href="#dom-mediasession-setcameraactive" id="ref-for-dom-mediasession-setcameraactive"><c- g>setCameraActive</c-></a>(<a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-boolean" id="ref-for-idl-boolean①"><c- b>boolean</c-></a> <dfn class="idl-code" data-dfn-for="MediaSession/setCameraActive(active)" data-dfn-type="argument" data-export id="dom-mediasession-setcameraactive-active-active"><code><c- g>active</c-></code><a class="self-link" href="#dom-mediasession-setcameraactive-active-active"></a></dfn>);
 };
 </pre>
    <p> A <code class="idl"><a data-link-type="idl" href="#mediasession" id="ref-for-mediasession①⓪">MediaSession</a></code> object represents a media session for a given document and
@@ -1217,13 +1217,66 @@ <h2 class="heading settled" data-level="6" id="the-mediasession-interface"><span
     <li> Update the <a data-link-type="dfn" href="#position-state①" id="ref-for-position-state①⑤">position state</a> and <a data-link-type="dfn" href="#last-position-updated-time" id="ref-for-last-position-updated-time①">last position updated time</a>. 
    </ul>
    <p></p>
-   <p> The <dfn class="dfn-paneled idl-code" data-dfn-for="MediaSession" data-dfn-type="method" data-export id="dom-mediasession-setmicrophoneactive"><code>setMicrophoneActive(active)</code></dfn> and <dfn class="dfn-paneled idl-code" data-dfn-for="MediaSession" data-dfn-type="method" data-export id="dom-mediasession-setcameraactive"><code>setCameraActive(active)</code></dfn> methods indicate to
-  the user agent whether the microphone and camera are currently considered by
-  the page to be active (e.g. if the microphone is considered "muted" by the
-  page since it is no longer sending audio through to a call, then the page can
-  invoke <code>setMicrophoneActive(false)</code>).
-  It is RECOMMENDED that the user agent respect the microphone and camera
-  states indicated by the page in this UI. </p>
+   <p> The <dfn class="dfn-paneled idl-code" data-dfn-for="MediaSession" data-dfn-type="method" data-export id="dom-mediasession-setmicrophoneactive"><code>setMicrophoneActive(active)</code></dfn> method
+  indicates to the user agent the microphone capture state desired by the page
+  (e.g. if the microphone is considered "inactive" by the page since it is no
+  longer sending audio through a call, the page can invoke <code>setMicrophoneActive(false)</code>). When invoked, it MUST perform
+  the following steps: </p>
+   <ol>
+    <li> Let <var>document</var> be <a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#this" id="ref-for-this">this</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-relevant-global" id="ref-for-concept-relevant-global">relevant global object</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#concept-document-window" id="ref-for-concept-document-window">associated Document</a>. 
+    <li> Let <var>captureKind</var> be "microphone". 
+    <li> Return the result of running the <a data-link-type="dfn" href="#update-capture-state-algorithm" id="ref-for-update-capture-state-algorithm">update capture state algorithm</a> with <var>document</var>, <var>active</var> and <var>captureKind</var>. 
+   </ol>
+   <p></p>
+   <p> Similarly, the <dfn class="dfn-paneled idl-code" data-dfn-for="MediaSession" data-dfn-type="method" data-export id="dom-mediasession-setcameraactive"><code>setCameraActive(active)</code></dfn> method indicates to the user agent the camera capture state desired by the page.
+  When invoked, it MUST perform the following steps: </p>
+   <ol>
+    <li> Let <var>document</var> be <a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#this" id="ref-for-this①">this</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#concept-relevant-global" id="ref-for-concept-relevant-global①">relevant global object</a>'s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/nav-history-apis.html#concept-document-window" id="ref-for-concept-document-window①">associated Document</a>. 
+    <li> Let <var>captureKind</var> be "camera". 
+    <li> Return the result of running the <a data-link-type="dfn" href="#update-capture-state-algorithm" id="ref-for-update-capture-state-algorithm①">update capture state algorithm</a> with <var>document</var>, <var>active</var> and <var>captureKind</var>. 
+   </ol>
+   <p></p>
+   <p> The <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="update-capture-state-algorithm">update capture state algorithm</dfn>, when invoked with <var>document</var>, <var>active</var> and <var>captureKind</var>,
+  MUST perform the following steps: </p>
+   <ol>
+    <li> If <var>document</var> is not <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/document-sequences.html#fully-active" id="ref-for-fully-active">fully active</a>, return <a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#a-promise-rejected-with" id="ref-for-a-promise-rejected-with">a promise
+      rejected with</a> <a class="idl-code" data-link-type="exception" href="https://webidl.spec.whatwg.org/#invalidstateerror" id="ref-for-invalidstateerror">InvalidStateError</a>. 
+    <li> If <var>active</var> is <code>true</code> and <var>document</var>’s <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/interaction.html#visibility-state" id="ref-for-visibility-state">visibility state</a> is not "visible", the user agent MAY return <a data-link-type="dfn" href="https://webidl.spec.whatwg.org/#a-promise-rejected-with" id="ref-for-a-promise-rejected-with①">a promise rejected with</a> <a class="idl-code" data-link-type="exception" href="https://webidl.spec.whatwg.org/#invalidstateerror" id="ref-for-invalidstateerror①">InvalidStateError</a>. 
+    <li> Let <var>p</var> be a new promise. 
+    <li>
+      <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/infrastructure.html#in-parallel" id="ref-for-in-parallel②">In parallel</a>, run the following steps: 
+     <ol>
+      <li> Let <var>applyPausePolicy</var> be <code>true</code> if the user agent
+          implements a policy of <dfn class="dfn-paneled" data-dfn-type="dfn" data-noexport id="pausing-all-input-sources">pausing all input sources</dfn> of type <var>captureKind</var> in response to UI and <code>false</code> otherwise. 
+      <li>
+        If <var>applyPausePolicy</var> is <code>true</code>, run the following substeps: 
+       <ol>
+        <li> Let <var>currentlyActive</var> be <code>false</code> if the user
+              agent is currently <a data-link-type="dfn" href="#pausing-all-input-sources" id="ref-for-pausing-all-input-sources">pausing all input sources</a> of type <var>captureKind</var> and <code>true</code> otherwise. 
+        <li> If <var>active</var> is <var>currentlyActive</var>, resolve <var>p</var> with <code>undefined</code> and abort these steps. 
+        <li> If <var>active</var> is <code>true</code>, the user agent MAY wait to
+              proceed, for instance to prompt the user. 
+        <li> If the user agent denies the request to update the capture state,
+              reject <var>p</var> with a <a class="idl-code" data-link-type="exception" href="https://webidl.spec.whatwg.org/#notallowederror" id="ref-for-notallowederror">NotAllowedError</a> and
+              abort these steps. 
+       </ol>
+      <li> Update the user agent capture state UI according to <var>captureKind</var> and <var>active</var>. 
+      <li>Resolve <var>p</var> with <code>undefined</code>.
+      <li>
+        If <var>applyPausePolicy</var> is <code>true</code>, run the following substeps: 
+       <ol>
+        <li> Let <var>newMutedState</var> be <code>true</code> if <var>active</var> is <code>false</code> and <code>false</code> otherwise.
+        <li> For each <a data-link-type="dfn" href="https://www.w3.org/TR/mediacapture-streams/#mediastreamtrack" id="ref-for-mediastreamtrack">MediaStreamTrack</a> whose source is of type <var>captureKind</var>, <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#queue-a-task" id="ref-for-queue-a-task①">queue a task</a> to <a data-link-type="dfn" href="https://www.w3.org/TR/mediacapture-streams/#set-track-muted" id="ref-for-set-track-muted①">set MediaStreamTrack muted state</a> to <var>newMutedState</var>. 
+       </ol>
+     </ol>
+    <li> Return <var>p</var>. 
+   </ol>
+   <p></p>
+   <p class="note" role="note"> Both the <a data-link-type="functionish" href="#dom-mediasession-setmicrophoneactive" id="ref-for-dom-mediasession-setmicrophoneactive①">setMicrophoneActive(active)</a> and <a data-link-type="functionish" href="#dom-mediasession-setcameraactive" id="ref-for-dom-mediasession-setcameraactive①">setCameraActive(active)</a> methods can reject based on user agent specific heuristics. This might in
+  particular happen when the web page asks to activate (aka unmute) microphone
+  or camera. The user agent could decide to require <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/interaction.html#transient-activation" id="ref-for-transient-activation">transient activation</a> in
+  that case. It might also require user input through a prompt to make the
+  actual decision. </p>
    <p> The user agent MAY display UI which invokes handlers for <a data-link-type="dfn" href="#media-session-action" id="ref-for-media-session-action①②">media session actions</a>. </p>
    <h2 class="heading settled" data-level="7" id="the-mediametadata-interface"><span class="secno">7. </span><span class="content">The <code class="idl"><a data-link-type="idl" href="#mediametadata" id="ref-for-mediametadata⑧">MediaMetadata</a></code> interface</span><a class="self-link" href="#the-mediametadata-interface"></a></h2>
 <pre class="idl highlight def">[<a class="idl-code" data-link-type="extended-attribute" href="https://webidl.spec.whatwg.org/#Exposed" id="ref-for-Exposed②"><c- g>Exposed</c-></a>=<c- n>Window</c->]
@@ -1330,11 +1383,11 @@ <h2 class="heading settled" data-level="7" id="the-mediametadata-interface"><spa
     <li> If the instance has no associated <a data-link-type="dfn" href="#mediametadata-media-session" id="ref-for-mediametadata-media-session③">media session</a>,
       abort these steps. 
     <li>
-      Otherwise, <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#queue-a-task" id="ref-for-queue-a-task①">queue a task</a> to run the following substeps: 
+      Otherwise, <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/webappapis.html#queue-a-task" id="ref-for-queue-a-task②">queue a task</a> to run the following substeps: 
      <ol>
       <li> If the instance no longer has an associated <a data-link-type="dfn" href="#mediametadata-media-session" id="ref-for-mediametadata-media-session④">media
           session</a>, abort these steps. 
-      <li> Otherwise, <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/infrastructure.html#in-parallel" id="ref-for-in-parallel②">in parallel</a>, run the <a data-link-type="dfn" href="#update-metadata-algorithm" id="ref-for-update-metadata-algorithm②">update metadata
+      <li> Otherwise, <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/infrastructure.html#in-parallel" id="ref-for-in-parallel③">in parallel</a>, run the <a data-link-type="dfn" href="#update-metadata-algorithm" id="ref-for-update-metadata-algorithm②">update metadata
           algorithm</a>. 
      </ol>
    </ol>
@@ -1784,6 +1837,7 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
    <li><a href="#dom-mediasessionaction-pause">pause</a><span>, in § 5.4</span>
    <li><a href="#dom-mediasessionplaybackstate-paused">"paused"</a><span>, in § 6</span>
    <li><a href="#dom-mediasessionplaybackstate-paused">paused</a><span>, in § 6</span>
+   <li><a href="#pausing-all-input-sources">pausing all input sources</a><span>, in § 6</span>
    <li><a href="#dom-mediasessionaction-play">"play"</a><span>, in § 5.4</span>
    <li><a href="#dom-mediasessionaction-play">play</a><span>, in § 5.4</span>
    <li><a href="#playback-rate">playback rate</a><span>, in § 5.5</span>
@@ -1833,6 +1887,7 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
    <li><a href="#dom-mediasessionaction-togglemicrophone">togglemicrophone</a><span>, in § 5.4</span>
    <li><a href="#dom-mediaimage-type">type</a><span>, in § 8</span>
    <li><a href="#update-action-handler-algorithm">update action handler algorithm</a><span>, in § 5.4</span>
+   <li><a href="#update-capture-state-algorithm">update capture state algorithm</a><span>, in § 6</span>
    <li><a href="#update-metadata-algorithm">update metadata algorithm</a><span>, in § 5.3</span>
   </ul>
   <h3 class="no-num no-ref heading settled" id="index-defined-elsewhere"><span class="content">Terms defined by reference</span><a class="self-link" href="#index-defined-elsewhere"></a></h3>
@@ -1855,17 +1910,22 @@ <h3 class="no-num no-ref heading settled" id="index-defined-elsewhere"><span cla
     <ul>
      <li><span class="dfn-paneled" id="be0c27b2">Navigator</span>
      <li><span class="dfn-paneled" id="36d15a6d">activation notification</span>
+     <li><span class="dfn-paneled" id="3349d69f">associated document</span>
      <li><span class="dfn-paneled" id="faf954d6">browsing context</span>
      <li><span class="dfn-paneled" id="d9aeb25e">entry settings object</span>
+     <li><span class="dfn-paneled" id="0e3ba9f8">fully active</span>
      <li><span class="dfn-paneled" id="a72449dd">in parallel</span>
      <li><span class="dfn-paneled" id="6cfa013d">link</span>
      <li><span class="dfn-paneled" id="03499e48">media element</span>
      <li><span class="dfn-paneled" id="655fdd86">muted</span>
      <li><span class="dfn-paneled" id="049e907d">potentially playing</span>
      <li><span class="dfn-paneled" id="9a517a7d">queue a task</span>
+     <li><span class="dfn-paneled" id="e99bd18e">relevant global object</span>
      <li><span class="dfn-paneled" id="d75a73db">sizes</span>
      <li><span class="dfn-paneled" id="ae2a6342">top-level browsing context</span>
+     <li><span class="dfn-paneled" id="47fe679e">transient activation</span>
      <li><span class="dfn-paneled" id="16cfba2b">unordered set of unique space-separated tokens</span>
+     <li><span class="dfn-paneled" id="b4c365f8">visibility state</span>
     </ul>
    <li>
     <a data-link-type="biblio">[IMAGE-RESOURCE]</a> defines the following terms:
@@ -1881,6 +1941,7 @@ <h3 class="no-num no-ref heading settled" id="index-defined-elsewhere"><span cla
    <li>
     <a data-link-type="biblio">[MEDIACAPTURE-MAIN]</a> defines the following terms:
     <ul>
+     <li><span class="dfn-paneled" id="873e24a3">mediastreamtrack</span>
      <li><span class="dfn-paneled" id="5f9c63fd">mediastreamtrack muted state</span>
      <li><span class="dfn-paneled" id="3bace697">set mediastreamtrack muted state</span>
     </ul>
@@ -1906,15 +1967,20 @@ <h3 class="no-num no-ref heading settled" id="index-defined-elsewhere"><span cla
      <li><span class="dfn-paneled" id="8855a9aa">DOMString</span>
      <li><span class="dfn-paneled" id="889e932f">Exposed</span>
      <li><span class="dfn-paneled" id="dcf5fafa">FrozenArray</span>
+     <li><span class="dfn-paneled" id="797018a7">InvalidStateError</span>
+     <li><span class="dfn-paneled" id="ba556545">NotAllowedError</span>
+     <li><span class="dfn-paneled" id="bdbd19d1">Promise</span>
      <li><span class="dfn-paneled" id="a5c91173">SameObject</span>
      <li><span class="dfn-paneled" id="82ca3efc">TypeError</span>
      <li><span class="dfn-paneled" id="b0d7f3c3">USVString</span>
+     <li><span class="dfn-paneled" id="d0b4a948">a promise rejected with</span>
      <li><span class="dfn-paneled" id="5372cca8">boolean</span>
      <li><span class="dfn-paneled" id="1641b9ef">create a frozen array</span>
      <li><span class="dfn-paneled" id="6d8611a2">dictionary members</span>
      <li><span class="dfn-paneled" id="8c800cdf">double</span>
      <li><span class="dfn-paneled" id="5a2f390d">freeze</span>
      <li><span class="dfn-paneled" id="9cce47fd">sequence</span>
+     <li><span class="dfn-paneled" id="4013a022">this</span>
      <li><span class="dfn-paneled" id="5f90bbfb">undefined</span>
      <li><span class="dfn-paneled" id="11e0b87f">unrestricted double</span>
     </ul>
@@ -1986,9 +2052,9 @@ <h2 class="no-num no-ref heading settled" id="idl-index"><span class="content">I
 
   <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-undefined"><c- b>undefined</c-></a> <a class="idl-code" data-link-type="method" href="#dom-mediasession-setpositionstate"><c- g>setPositionState</c-></a>(<c- b>optional</c-> <a data-link-type="idl-name" href="#dictdef-mediapositionstate"><c- n>MediaPositionState</c-></a> <a href="#dom-mediasession-setpositionstate-state-state"><code><c- g>state</c-></code></a> = {});
 
-  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-undefined"><c- b>undefined</c-></a> <a class="idl-code" data-link-type="method" href="#dom-mediasession-setmicrophoneactive"><c- g>setMicrophoneActive</c-></a>(<a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-boolean"><c- b>boolean</c-></a> <a href="#dom-mediasession-setmicrophoneactive-active-active"><code><c- g>active</c-></code></a>);
+  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-promise"><c- b>Promise</c-></a>&lt;<a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-undefined"><c- b>undefined</c-></a>> <a class="idl-code" data-link-type="method" href="#dom-mediasession-setmicrophoneactive"><c- g>setMicrophoneActive</c-></a>(<a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-boolean"><c- b>boolean</c-></a> <a href="#dom-mediasession-setmicrophoneactive-active-active"><code><c- g>active</c-></code></a>);
 
-  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-undefined"><c- b>undefined</c-></a> <a class="idl-code" data-link-type="method" href="#dom-mediasession-setcameraactive"><c- g>setCameraActive</c-></a>(<a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-boolean"><c- b>boolean</c-></a> <a href="#dom-mediasession-setcameraactive-active-active"><code><c- g>active</c-></code></a>);
+  <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-promise"><c- b>Promise</c-></a>&lt;<a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-undefined"><c- b>undefined</c-></a>> <a class="idl-code" data-link-type="method" href="#dom-mediasession-setcameraactive"><c- g>setCameraActive</c-></a>(<a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-boolean"><c- b>boolean</c-></a> <a href="#dom-mediasession-setcameraactive-active-active"><code><c- g>active</c-></code></a>);
 };
 
 [<a class="idl-code" data-link-type="extended-attribute" href="https://webidl.spec.whatwg.org/#Exposed"><c- g>Exposed</c-></a>=<c- n>Window</c->]
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+window.dfnpanelData['873e24a3'] = {"dfnID": "873e24a3", "url": "https://www.w3.org/TR/mediacapture-streams/#mediastreamtrack", "dfnText": "mediastreamtrack", "refSections": [{"refs": [{"id": "ref-for-mediastreamtrack"}], "title": "6. The MediaSession interface"}], "external": true};
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@@ -2365,15 +2437,20 @@ <h2 class="no-num no-ref heading settled" id="idl-index"><span class="content">I
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@@ -2426,8 +2503,10 @@ <h2 class="no-num no-ref heading settled" id="idl-index"><span class="content">I
 window.dfnpanelData['dom-mediasessionplaybackstate-paused'] = {"dfnID": "dom-mediasessionplaybackstate-paused", "url": "#dom-mediasessionplaybackstate-paused", "dfnText": "paused", "refSections": [{"refs": [{"id": "ref-for-dom-mediasessionplaybackstate-paused"}], "title": "5.1. Playback State"}, {"refs": [{"id": "ref-for-dom-mediasessionplaybackstate-paused\u2460"}], "title": "5.5. Position State"}, {"refs": [{"id": "ref-for-dom-mediasessionplaybackstate-paused\u2461"}], "title": "6. The MediaSession interface"}], "external": false};
 window.dfnpanelData['dom-mediasession-setactionhandler'] = {"dfnID": "dom-mediasession-setactionhandler", "url": "#dom-mediasession-setactionhandler", "dfnText": "setActionHandler(action, handler)", "refSections": [{"refs": [{"id": "ref-for-dom-mediasession-setactionhandler"}], "title": "6. The MediaSession interface"}], "external": false};
 window.dfnpanelData['dom-mediasession-setpositionstate'] = {"dfnID": "dom-mediasession-setpositionstate", "url": "#dom-mediasession-setpositionstate", "dfnText": "setPositionState(state)", "refSections": [{"refs": [{"id": "ref-for-dom-mediasession-setpositionstate"}], "title": "6. The MediaSession interface"}], "external": false};
-window.dfnpanelData['dom-mediasession-setmicrophoneactive'] = {"dfnID": "dom-mediasession-setmicrophoneactive", "url": "#dom-mediasession-setmicrophoneactive", "dfnText": "setMicrophoneActive(active)", "refSections": [{"refs": [{"id": "ref-for-dom-mediasession-setmicrophoneactive"}], "title": "6. The MediaSession interface"}], "external": false};
-window.dfnpanelData['dom-mediasession-setcameraactive'] = {"dfnID": "dom-mediasession-setcameraactive", "url": "#dom-mediasession-setcameraactive", "dfnText": "setCameraActive(active)", "refSections": [{"refs": [{"id": "ref-for-dom-mediasession-setcameraactive"}], "title": "6. The MediaSession interface"}], "external": false};
+window.dfnpanelData['dom-mediasession-setmicrophoneactive'] = {"dfnID": "dom-mediasession-setmicrophoneactive", "url": "#dom-mediasession-setmicrophoneactive", "dfnText": "setMicrophoneActive(active)", "refSections": [{"refs": [{"id": "ref-for-dom-mediasession-setmicrophoneactive"}, {"id": "ref-for-dom-mediasession-setmicrophoneactive\u2460"}], "title": "6. The MediaSession interface"}], "external": false};
+window.dfnpanelData['dom-mediasession-setcameraactive'] = {"dfnID": "dom-mediasession-setcameraactive", "url": "#dom-mediasession-setcameraactive", "dfnText": "setCameraActive(active)", "refSections": [{"refs": [{"id": "ref-for-dom-mediasession-setcameraactive"}, {"id": "ref-for-dom-mediasession-setcameraactive\u2460"}], "title": "6. The MediaSession interface"}], "external": false};
+window.dfnpanelData['update-capture-state-algorithm'] = {"dfnID": "update-capture-state-algorithm", "url": "#update-capture-state-algorithm", "dfnText": "update capture state algorithm", "refSections": [{"refs": [{"id": "ref-for-update-capture-state-algorithm"}, {"id": "ref-for-update-capture-state-algorithm\u2460"}], "title": "6. The MediaSession interface"}], "external": false};
+window.dfnpanelData['pausing-all-input-sources'] = {"dfnID": "pausing-all-input-sources", "url": "#pausing-all-input-sources", "dfnText": "pausing all input sources", "refSections": [{"refs": [{"id": "ref-for-pausing-all-input-sources"}], "title": "6. The MediaSession interface"}], "external": false};
 window.dfnpanelData['mediametadata'] = {"dfnID": "mediametadata", "url": "#mediametadata", "dfnText": "MediaMetadata", "refSections": [{"refs": [{"id": "ref-for-mediametadata"}, {"id": "ref-for-mediametadata\u2460"}, {"id": "ref-for-mediametadata\u2461"}, {"id": "ref-for-mediametadata\u2462"}, {"id": "ref-for-mediametadata\u2463"}], "title": "4.1. User interface guidelines"}, {"refs": [{"id": "ref-for-mediametadata\u2464"}], "title": "4.2. Incognito mode"}, {"refs": [{"id": "ref-for-mediametadata\u2465"}, {"id": "ref-for-mediametadata\u2466"}], "title": "6. The MediaSession interface"}, {"refs": [{"id": "ref-for-mediametadata\u2467"}, {"id": "ref-for-mediametadata\u2468"}, {"id": "ref-for-mediametadata\u2460\u24ea"}, {"id": "ref-for-mediametadata\u2460\u2460"}, {"id": "ref-for-mediametadata\u2460\u2461"}, {"id": "ref-for-mediametadata\u2460\u2462"}, {"id": "ref-for-mediametadata\u2460\u2463"}, {"id": "ref-for-mediametadata\u2460\u2464"}, {"id": "ref-for-mediametadata\u2460\u2465"}, {"id": "ref-for-mediametadata\u2460\u2466"}, {"id": "ref-for-mediametadata\u2460\u2467"}, {"id": "ref-for-mediametadata\u2460\u2468"}, {"id": "ref-for-mediametadata\u2461\u24ea"}, {"id": "ref-for-mediametadata\u2461\u2460"}, {"id": "ref-for-mediametadata\u2461\u2461"}, {"id": "ref-for-mediametadata\u2461\u2462"}, {"id": "ref-for-mediametadata\u2461\u2463"}, {"id": "ref-for-mediametadata\u2461\u2464"}, {"id": "ref-for-mediametadata\u2461\u2465"}, {"id": "ref-for-mediametadata\u2461\u2466"}], "title": "7. The MediaMetadata interface"}], "external": false};
 window.dfnpanelData['dictdef-mediametadatainit'] = {"dfnID": "dictdef-mediametadatainit", "url": "#dictdef-mediametadatainit", "dfnText": "MediaMetadataInit", "refSections": [{"refs": [{"id": "ref-for-dictdef-mediametadatainit"}], "title": "7. The MediaMetadata interface"}], "external": false};
 window.dfnpanelData['dom-mediametadatainit-title'] = {"dfnID": "dom-mediametadatainit-title", "url": "#dom-mediametadatainit-title", "dfnText": "title", "refSections": [{"refs": [{"id": "ref-for-dom-mediametadatainit-title"}], "title": "7. The MediaMetadata interface"}], "external": false};