Set style sheet done in <style> semantics

source

@@ -15111,13 +15111,15 @@ interface <dfn>HTMLStyleElement</dfn> : <span>HTMLElement</span> {
  complete, or, if the style sheet has no <span>critical subresources</span>, once the style sheet
  has been parsed and processed, the user agent must, if the loads were successful or there were
  none, <span>queue a task</span> to <span data-x="concept-event-fire">fire an event</span> named
- <code data-x="event-load">load</code> at the <code>style</code> element, or, if one of the style
- sheet's <span>critical subresources</span> failed to completely load for any reason (e.g. DNS
- error, HTTP 404 response, a connection being prematurely closed, unsupported Content-Type),
- <span>queue a task</span> to <span data-x="concept-event-fire">fire an event</span> named <code
- data-x="event-error">error</code> at the <code>style</code> element. Non-network errors in
- processing the style sheet or its subresources (e.g. CSS parse errors, PNG decoding errors) are
- not failures for the purposes of this paragraph.</p>
+ <code data-x="event-load">load</code> at the <code>style</code> element and set the style sheet's
+ <span>style sheet done</span> flag, or, if one of the style sheet's <span>critical
+ subresources</span> failed to completely load for any reason (e.g. DNS error, HTTP 404 response,
+ a connection being prematurely closed, unsupported Content-Type), <span>queue a task</span> to
+ <span data-x="concept-event-fire">fire an event</span> named <code
+ data-x="event-error">error</code> at the <code>style</code> element and set the style sheet's
+ <span>style sheet done</span> flag. Non-network errors in processing the style sheet or its
+ subresources (e.g. CSS parse errors, PNG decoding errors) are not failures for the purposes of
+ this paragraph.</p>
 
  <p>The <span>task source</span> for these <span data-x="concept-task">tasks</span> is the <span>DOM
  manipulation task source</span>.</p>