[css-font-loading] Remove the FontFaceSet constructor. w3c#10390

Author: tabatkins

css-font-loading-3/Overview.bs

@@ -507,8 +507,6 @@ The <code>FontFaceSet</code> Interface</h2>
 
 		[Exposed=(Window,Worker)]
 		interface FontFaceSet : EventTarget {
-			constructor(sequence<FontFace> initialFaces);
-
 			setlike<FontFace>;
 			FontFaceSet add(FontFace font);
 			boolean delete(FontFace font);
@@ -541,11 +539,6 @@ The <code>FontFaceSet</code> Interface</h2>
 
 			See [[#font-face-set-ready]] for more details on this {{Promise}} and its use.
 
-		: <dfn constructor>FontFaceSet(initialFaces)</dfn>
-		:: The {{FontFaceSet}} constructor, when called,
-			must iterate its {{initialFaces}} argument
-			and add each value to its [=FontFaceSet/set entries=].
-
 		: <dfn dfn export>iteration order</dfn>
 		:: When iterated over,
 			all <a>CSS-connected</a> {{FontFace}} objects must come first,