[cssom] (editorial) Fix typo and regen (see previous commit)

Author: Simon Pieters

cssom/Overview.html

@@ -8,7 +8,7 @@
   <div class="head">
 
 <!--begin-logo-->
-<p><a href="http://www.w3.org/"><img alt="W3C" height="48" src="http://www.w3.org/Icons/w3c_home" width="72"></a></p>
+<p><a href="http://www.w3.org/"><img alt="W3C" height="48" src="https://www.w3.org/Icons/w3c_home" width="72"></a></p>
 <!--end-logo-->
 
    <!-- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ -->
@@ -1187,7 +1187,7 @@ <h4 id="extensions-to-the-document-interface"><span class="secno">6.2.3 </span>E
 <dt class="attribute" id="widl-Document-styleSheetSets">
 <dfn id="widl-Document-styleSheetSets"><code>styleSheetSets</code></dfn> of type <span class="idlAttrType"><a>DOMString</a>[]</span>, readonly</dt>
 <dd>
-<p>The <code><a href="#widl-Document-styleSheetSets">styleSheetSets</a></code> attribute must  return a list of the <a href="#style-sheet-set-name" title="style sheet set name">style    sheet set names</a> of the <a href="#style-sheet-set" title="style sheet set">style sheet sets</a>, in order    of the <a href="#document-style-sheets">document style sheets</a>.</p>    <p class="issue">The return value is intended to be 'DOMString[]', but the brackets are missing in the IDL due to a bug in the spec's build process.</dd>
+<p>The <code><a href="#widl-Document-styleSheetSets">styleSheetSets</a></code> attribute must  return a list of the <a href="#style-sheet-set-name" title="style sheet set name">style    sheet set names</a> of the <a href="#style-sheet-set" title="style sheet set">style sheet sets</a>, in order    of the <a href="#document-style-sheets">document style sheets</a>.</dd>
 </dl>
 <dl class="methods">
 <dt class="method" id="widl-Document-enableStyleSheetsForSet-void-DOMString-name">

cssom/idl/Document.idl

@@ -117,7 +117,7 @@ partial interface Document {
   [Documentation=
    "<p>The {@name} {@type} must  return a list of the <span title='style sheet set name'>style\
     sheet set names</span> of the <span title='style sheet set'>style sheet sets</span>, in order\
-    of the <span>document style sheets</span>.</p>\
+    of the <span>document style sheets</span>.</p>"
   ]
   readonly attribute DOMString[] styleSheetSets;                // new