Bug 369392 - "Composer declares wrong encoding" [p=mh+mozilla@glandium.org (Mike Hommey) r=WeirdAl sr=Neil]

editor/ui/composer/content/editor.js

@@ -2482,6 +2482,7 @@ function EditorSetDefaultPrefsAndDoctype()
           element.setAttribute("http-equiv", "content-type");
           element.setAttribute("content", "text/html; charset=" + prefCharsetString);
           headelement.insertBefore( element, headelement.firstChild );
+          editor.documentCharacterSet = prefCharsetString;
         }
     }