Update to latest Mixed Content spec (#518)

chrisn · web-flow · commit fb476887957f · 2024-02-23T10:52:38.000-08:00
diff --git a/encrypted-media-respec.html b/encrypted-media-respec.html
@@ -3047,7 +3047,7 @@ <h4>Initialization Data Encountered</h4>
                 <li><p>Let <var>initDataType</var> be the string representing the <a def-id="initialization-data-type"></a> of the Initialization Data.</p></li>
                 <li><p>Let <var>initData</var> be the Initialization Data.</p></li>
               </ol>
-              <p class="note">While the media element may allow loading of "Optionally-blockable Content" [[MIXED-CONTENT]], the user agent MUST NOT expose Initialization Data from such media data to the application.</p>
+              <p class="note">While the media element may allow loading of "Upgradeable Content" [[MIXED-CONTENT]], the user agent MUST NOT expose Initialization Data from such media data to the application.</p>
             </li>
             <li>
               <p><a def-id="Queue-a-task"></a> to create an event named <a def-id="encrypted"></a> that does not bubble and is not cancellable using the <a>MediaEncryptedEvent</a> interface with its <var>type</var> attribute set to <code>encrypted</code> and its <var>isTrusted</var> attribute initialized to <code>true</code>, and dispatch it at the <var>media element</var>.</p>
