Process all pending lazy loading intersection observations

Otherwise images outside the viewport can prevent loading of images
inside the viewport, depending on DOM order.

Author: shannonbooth

source

@@ -8124,13 +8124,13 @@ a.setAttribute('href', 'https://example.com/'); // change the content attribute
 
          <li><p>Let <var>posterResumptionSteps</var> be null.</p>
 
-         <p>If <var>entry</var>.<code
+         <li><p>If <var>entry</var>.<code
          data-x="dom-IntersectionObserverEntry-isIntersecting">isIntersecting</code> is true and <var>entry</var>.<code data-x="dom-IntersectionObserverEntry-target">target</code> is a
          <code>video</code> element, then set <var>posterResumptionSteps</var> to the <code>video</code>
          element's <span>poster lazy load resumption steps</span>.</p></li>
 
          <li><p>If <var>resumptionSteps</var> is null and <var>posterResumptionSteps</var> is null,
-         then return.</p></li>
+         then continue.</p></li>
 
          <li><p><span>Stop intersection-observing a lazy loading element</span> for
          <var>entry</var>.<code data-x="dom-IntersectionObserverEntry-target">target</code>.</p></li>
@@ -37727,9 +37727,9 @@ interface <dfn interface>HTMLMediaElement</dfn> : <span>HTMLElement</span> {
    <li><p>Let <var>resumptionSteps</var> be the <span>media element</span>'s <span>lazy load
    resumption steps</span>.</p></li>
 
-   <li><p>Let <var>posterResumptionSteps</var> be null.</p>
+   <li><p>Let <var>posterResumptionSteps</var> be null.</p></li>
 
-   <p>If the <span>media element</span> is a <code>video</code> element, then set
+   <li><p>If the <span>media element</span> is a <code>video</code> element, then set
    <var>posterResumptionSteps</var> to the <code>video</code> element's <span>poster lazy load
    resumption steps</span>.</p></li>