Move module map to Document/WorkerGlobalScope

Fixes #892.

source

@@ -8450,6 +8450,10 @@ partial /*sealed*/ interface <dfn>Document</dfn> {
   list of <span>Content Security Policy</span> objects active in this context. The list is empty
   unless otherwise specified.</p>
 
+  <p>The <code>Document</code> has a <dfn data-dfn-for="Document"
+  data-x="concept-document-module-map">module map</dfn>, which is a <span>module map</span>,
+  initially empty.</p>
+
 
   <h4><dfn>Resource metadata management</dfn></h4>
 
@@ -76682,6 +76686,15 @@ dictionary <dfn>DragEventInit</dfn> : <span>MouseEventInit</span> {
 
      </dd>
 
+
+     <dt>The <span>module map</span></dt>
+     <dd>
+
+      <p>Return the <span data-x="concept-document-module-map">module map</span> of the
+      <code>Document</code> with which <var>window</var> is currently associated.</p>
+
+     </dd>
+
      <dt>The <span>responsible browsing context</span></dt>
      <dd>
 
@@ -84809,14 +84822,11 @@ interface <dfn>NavigatorOnLine</dfn> {
 
    </dd>
 
-   <dt>A <dfn>module map</dfn></dt>
+   <dt>A <span>module map</span></dt>
 
    <dd>
 
-    <p>A map of <span>absolute URL</span>s to values that are either a <span>module script</span>,
-    null, or a placeholder value "<code data-x="">fetching</code>". The map must be initially
-    empty. It is used to ensure that imported JavaScript modules are only fetched, parsed, and
-    evaluated once.</p>
+    <p>Used when importing JavaScript modules.</p>
 
    </dd>
 
@@ -85675,6 +85685,12 @@ interface <dfn>NavigatorOnLine</dfn> {
   scripts</span> versus <span data-x="module script">module scripts</span>, since both of them use
   the <code>script</code> element.</p>
 
+  <p>A <dfn>module map</dfn> is a map of <span>absolute URL</span>s to values that are either a
+  <span>module script</span>, null, or a placeholder value "<code data-x="">fetching</code>".
+  <span data-x="module map">Module maps</span> are used to ensure that imported JavaScript modules
+  are only fetched, parsed, and evaluated once per <code>Document</code> or <span
+  data-x="Worker">worker</span>.</p>
+
   <p>To <dfn>resolve a module specifier</dfn> given a <span>module script</span> <var>script</var>
   and a string <var>specifier</var>, perform the following steps. It will return either an
   <span>absolute URL</span> or failure.</p>
@@ -94176,6 +94192,10 @@ interface <dfn>WorkerGlobalScope</dfn> : <span>EventTarget</span> {
   <p>A <code>WorkerGlobalScope</code> object has an associated <dfn data-dfn-for="WorkerGlobalScope"
   data-x="concept-WorkerGlobalScope-csp-list">CSP list</dfn>. It is initially an empty list.
 
+  <p>A <code>WorkerGlobalScope</code> object has an associated <dfn data-dfn-for="WorkerGlobalScope"
+  data-x="concept-WorkerGlobalScope-module-map">module map</dfn>. It is a <span>module map</span>,
+  initially empty.</p>
+
   <p>The <dfn><code data-x="dom-WorkerGlobalScope-self">self</code></dfn> attribute must return the
   <code>WorkerGlobalScope</code> object itself.</p>
 
@@ -94760,10 +94780,11 @@ interface <dfn>AbstractWorker</dfn> {
 
      </dd>
 
-     <dt>The <span>global object</span></dt>
+     <dt>The <span>module map</span></dt>
      <dd>
 
-      <p>Return <var>worker global scope</var>.</p>
+      <p>Return <var>worker global scope</var>'s <span
+      data-x="concept-WorkerGlobalScope-module-map">module map</span>.</p>
 
      </dd>