Merge pull request #485 from w3c/SPM_Delete

StylePropertyMap.delete accepts a DOMString property

Author: nainar

css-typed-om/Overview.bs

@@ -262,8 +262,7 @@ The <dfn method for=StylePropertyMap>append(DOMString <var>property</var>,
 </div>
 
 <div algorithm>
-    To <dfn>delete a StylePropertyMap</dfn> given a <var>property</var> and a list of
-    <var>values</var>, run these steps:
+    To <dfn>delete a StylePropertyMap</dfn> given a <var>property</var>, run these steps:
 
     1. If |property| does not start with two dashes (U+002D HYPHEN),
         let |property| be |property| [=ASCII lowercased=].