--- a/toolkit/content/widgets.css
+++ b/toolkit/content/widgets.css
@@ -7,16 +7,17 @@
    ======================================================================= */
 
 @import url("chrome://global/content/autocomplete.css");
 @import url("chrome://global/skin/autocomplete.css");
 @import url("chrome://formautofill-shared/skin/autocomplete-item.css");
 @import url("chrome://formautofill/skin/autocomplete-item.css");
 @import url("chrome://global/skin/button.css");
 @import url("chrome://global/skin/checkbox.css");
+@import url("chrome://global/skin/dialog.css");
 @import url("chrome://global/skin/dropmarker.css");
 @import url("chrome://global/skin/groupbox.css");
 @import url("chrome://global/skin/menu.css");
 @import url("chrome://global/skin/menulist.css");
 @import url("chrome://global/skin/notification.css");
 @import url("chrome://global/skin/popup.css");
 @import url("chrome://global/skin/radio.css");
 @import url("chrome://global/skin/richlistbox.css");

--- a/toolkit/content/widgets/dialog.xml
+++ b/toolkit/content/widgets/dialog.xml
@@ -9,19 +9,16 @@
 ]>
 
 <bindings id="dialogBindings"
           xmlns="http://www.mozilla.org/xbl"
           xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
           xmlns:xbl="http://www.mozilla.org/xbl">
 
   <binding id="dialog">
-    <resources>
-      <stylesheet src="chrome://global/skin/dialog.css"/>
-    </resources>
     <content>
       <xul:vbox class="box-inherit dialog-content-box" flex="1">
         <children/>
       </xul:vbox>
 
       <xul:hbox class="dialog-button-box" anonid="buttons"
                 xbl:inherits="pack=buttonpack,align=buttonalign,dir=buttondir,orient=buttonorient"
 #ifdef XP_UNIX