Address review comments

source

@@ -85712,11 +85712,12 @@ interface <dfn>NavigatorOnLine</dfn> {
 
   </dl>
 
-  <p>An <span>environment settings object</span> also has an <dfn>outstanding rejected promises weak set</dfn> and
-  an <dfn>about-to-be-notified rejected promises list</dfn>, used in <a>promise rejection
-  tracking</a>. The <span>outstanding rejected promises weak set</span> must not create strong
-  references to any of its members, and implementations are free to limit its size, e.g. by
-  removing old entries from it when new ones are added.</p>
+  <p>An <span>environment settings object</span> also has an <dfn>outstanding rejected promises
+  weak set</dfn> and an <dfn>about-to-be-notified rejected promises list</dfn>, used to track
+  <a href="#unhandled-promise-rejections">unhandled promise rejections</a>. The <span>outstanding
+  rejected promises weak set</span> must not create strong references to any of its members, and
+  implementations are free to limit its size, e.g. by removing old entries from it when new ones
+  are added.</p>
 
   <p>The <dfn>relevant settings object for a global object</dfn> <var>o</var> is the
   <span>environment settings object</span> whose <span>global object</span> is <var>o</var>.
@@ -86211,9 +86212,8 @@ dictionary <dfn>ErrorEventInit</dfn> : <span>EventInit</span> {
   data-x="event-unhandledrejection">unhandledrejection</code> and <code
   data-x="event-rejectionhandled">rejectionhandled</code> events.</p>
 
-
-  <p>When the user agent is required to <dfn>notify about rejected promises</dfn> on a given
-  <span>environment settings object</span> <var>settings object</var>, it must run these steps:</p>
+  <p>When the user agent to <dfn>notify about rejected promises</dfn> on a given <span>environment
+  settings object</span> <var>settings object</var>, it must run these steps:</p>
 
   <ol>
 
@@ -86347,7 +86347,7 @@ interface <dfn>PromiseRejectionEvent</dfn> : <span>Event</span> {
 };
 
 dictionary <dfn>PromiseRejectionEventInit</dfn> : <span>EventInit</span> {
-  required Promise&lt;any&gt;? promise;
+  Promise&lt;any&gt;? promise;
   any reason = null;
 };</pre>
 
@@ -117419,10 +117419,10 @@ INSERT INTERFACES HERE
    <dd><cite>Recommendation E.163 &mdash; Numbering Plan for The International Telephone Service</cite>, CCITT Blue Book, Fascicle II.2, pp. 128-134, November 1988.</dd>
 
    <dt id="refsECMA262">[ECMA262]</dt>
-   <dd><cite><a href="https://tc39.github.io/ecma262/">ECMAScript Language Specification</a></cite>. Ecma.</dd>
+   <dd><cite><a href="https://tc39.github.io/ecma262/">ECMAScript Language Specification</a></cite>. Ecma International.</dd>
 
    <dt id="refsECMA357">[ECMA357]</dt>
-   <dd>(Non-normative) <cite><a href="http://www.ecma-international.org/publications/standards/Ecma-357.htm">ECMAScript for XML (E4X) Specification</a></cite>. ECMA.</dd>
+   <dd>(Non-normative) <cite><a href="http://www.ecma-international.org/publications/standards/Ecma-357.htm">ECMAScript for XML (E4X) Specification</a></cite>. Ecma International.</dd>
 
    <dt id="refsEDITING">[EDITING]</dt>
    <dd><cite><a href="https://dvcs.w3.org/hg/editing/raw-file/tip/editing.html">HTML Editing APIs</a></cite>, A. Gregor. W3C Editing APIs CG.</dd>