[Replaceable] attributes must be readonly
[WebKit-https.git] / Source / WebCore / page / DOMWindow.idl
index b7e5e69425141d5beacdc918aac83dfa54195c6c..7ac729d926784d6a65ff4b303565419f4e7a4377 100644 (file)
     DOMString btoa([TreatNullAs=NullString,Default=Undefined] optional DOMString string)
         raises(DOMException);
 
-    attribute [Replaceable,Conditional=CSS3_CONDITIONAL_RULES] DOMWindowCSS CSS;
+    readonly attribute [Replaceable,Conditional=CSS3_CONDITIONAL_RULES] DOMWindowCSS CSS;
 
     // Events
     attribute EventListener onabort;