Better strateger for skinable chrome: put EditorToolbars.css include in editorOverlay.xul, so other users automatically get correct css. r=sfraser

editor/ui/composer/content/editorOverlay.xul

@@ -23,6 +23,8 @@
 
 <!DOCTYPE window SYSTEM "chrome://editor/locale/editorOverlay.dtd">
 
+<?xml-stylesheet href="chrome://editor/skin/EditorToolbars.css" type="text/css"?> 
+
 <overlay id="editorOverlay"
         xmlns:html="http://www.w3.org/TR/REC-html40"
         xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">

editor/ui/composer/skin/editor.css

@@ -21,7 +21,6 @@
  */
 
 @import url(chrome://global/skin/);
-@import url(chrome://editor/skin/EditorToolbars.css);
 
 iframe#content-frame { 
   min-width: 10px;