Fix fetch referrer of static imports triggered by dynamic imports

Author: nicolo-ribaudo

source

@@ -98643,7 +98643,8 @@ import "https://example.com/foo/../module2.mjs";</code></pre>
     and <var>loadState</var> is undefined, then:</p>
 
     <p class="note"><var>loadState</var> is undefined when the current fetching process has been
-    initiated by a dynamic <code>import()</code> call.</p>
+    initiated by a dynamic <code>import()</code> call, either directly or when loading the
+    transitive dependencies of the dynamically imported module.</p>
 
     <ol>
      <li><p>Let <var>completion</var> be the <span>Completion Record</span> { [[Type]]: throw, [[Value]]: a new
@@ -98682,12 +98683,21 @@ import "https://example.com/foo/../module2.mjs";</code></pre>
      script</span>.</p></li>
 
      <li>
-      <p>If <var>loadState</var> is not undefined, set <var>fetch referrer</var> to
-      <var>referrer</var>'s <span data-x="concept-script-base-url">base URL</span>.</p>
+      <p>If none of the following conditions is true</p>
 
-      <p class="XXX">We check <var>loadState</var> to not propagate the referrer when using dynamic
-      imports. <a href="https://github.com/whatwg/html/issues/3744">Issue #3744</a> looks into
-      aligning dynamic imports with static imports.</p>
+      <ul class="brief">
+       <li><var>referrer</var> is a <span>Script Record</span></li>
+
+       <li><var>referrer</var> is a <span data-x="Cyclic Module Record">Module Record</span> and
+       <var>referrer</var>.[[Status]] is one of evaluating, evaluating-async or evaluated</li>
+      </ul>
+
+      <p>then set <var>fetch referrer</var> to <var>referrer</var>'s <span
+      data-x="concept-script-base-url">base URL</span>.</p>
+
+      <p class="XXX">We set <var>fetch referrer</var> conditionally to not propagate the referrer
+      when using <code>import()</code>. <a href="https://github.com/whatwg/html/issues/3744">Issue
+      #3744</a> looks into aligning dynamic imports with static imports.</p>
      </li>
     </ol>