script: Move code generation and webidl files to new script_bindings crate. (#35157)

Signed-off-by: Josh Matthews <josh@joshmatthews.net>

components/script_bindings/webidls/HTMLAnchorElement.webidl

@@ -0,0 +1,53 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
+/*
+ * The origin of this IDL file is
+ * https://html.spec.whatwg.org/multipage/#the-a-element
+ * https://html.spec.whatwg.org/multipage/#other-elements,-attributes-and-apis
+ * © Copyright 2004-2011 Apple Computer, Inc., Mozilla Foundation, and
+ * Opera Software ASA. You are granted a license to use, reproduce
+ * and create derivative works of this document.
+ */
+
+// https://html.spec.whatwg.org/multipage/#htmlanchorelement
+[Exposed=Window]
+interface HTMLAnchorElement : HTMLElement {
+  [HTMLConstructor] constructor();
+
+  [CEReactions]
+  attribute DOMString target;
+  // [CEReactions]
+  //       attribute DOMString download;
+  // [CEReactions]
+  //       attribute USVString ping;
+  [CEReactions]
+           attribute DOMString rel;
+  [SameObject, PutForwards=value] readonly attribute DOMTokenList relList;
+  // [CEReactions]
+  //       attribute DOMString hreflang;
+  // [CEReactions]
+  //       attribute DOMString type;
+
+  [CEReactions, Pure]
+           attribute DOMString text;
+
+  [CEReactions] attribute DOMString referrerPolicy;
+
+  // also has obsolete members
+};
+HTMLAnchorElement includes HTMLHyperlinkElementUtils;
+
+// https://html.spec.whatwg.org/multipage/#HTMLAnchorElement-partial
+partial interface HTMLAnchorElement {
+  [CEReactions]
+  attribute DOMString coords;
+  // [CEReactions]
+  //          attribute DOMString charset;
+  [CEReactions]
+  attribute DOMString name;
+  [CEReactions]
+  attribute DOMString rev;
+  [CEReactions]
+  attribute DOMString shape;
+};