Adding in initial support for all HTML*Element interfaces. (#568)

* Adding in initial support for all HTML*Element interfaces.

* Fix camelcasing of short HTML interface names

* Disabling span test as breaks on taskcluster

crates/web-sys/webidls/enabled/HTMLSelectElement.webidl

@@ -0,0 +1,76 @@
+/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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 http://mozilla.org/MPL/2.0/.
+ *
+ * The origin of this IDL file is
+ * http://www.whatwg.org/html/#the-select-element
+ */
+
+[HTMLConstructor]
+interface HTMLSelectElement : HTMLElement {
+  [CEReactions, SetterThrows, Pure]
+  attribute boolean autofocus;
+  [CEReactions, SetterThrows, Pure]
+  attribute DOMString autocomplete;
+  [CEReactions, SetterThrows, Pure]
+  attribute boolean disabled;
+  [Pure]
+  readonly attribute HTMLFormElement? form;
+  [CEReactions, SetterThrows, Pure]
+  attribute boolean multiple;
+  [CEReactions, SetterThrows, Pure]
+  attribute DOMString name;
+  [CEReactions, SetterThrows, Pure]
+  attribute boolean required;
+  [CEReactions, SetterThrows, Pure]
+  attribute unsigned long size;
+
+  [Pure]
+  readonly attribute DOMString type;
+
+  [Constant]
+  readonly attribute HTMLOptionsCollection options;
+  [CEReactions, SetterThrows, Pure]
+  attribute unsigned long length;
+  getter Element? item(unsigned long index);
+  HTMLOptionElement? namedItem(DOMString name);
+  [CEReactions, Throws]
+  void add((HTMLOptionElement or HTMLOptGroupElement) element, optional (HTMLElement or long)? before = null);
+/* TODO not permitted multiple functions with the same name
+  [CEReactions]
+  void remove(long index);
+*/
+  [CEReactions, Throws]
+  setter void (unsigned long index, HTMLOptionElement? option);
+
+  readonly attribute HTMLCollection selectedOptions;
+  [SetterThrows, Pure]
+  attribute long selectedIndex;
+  [Pure]
+  attribute DOMString value;
+
+  readonly attribute boolean willValidate;
+  readonly attribute ValidityState validity;
+  [Throws]
+  readonly attribute DOMString validationMessage;
+  boolean checkValidity();
+  boolean reportValidity();
+  void setCustomValidity(DOMString error);
+
+  readonly attribute NodeList labels;
+
+  // https://www.w3.org/Bugs/Public/show_bug.cgi?id=20720
+  [CEReactions]
+  void remove();
+};
+
+// Chrome only interface
+partial interface HTMLSelectElement {
+  [ChromeOnly]
+  attribute boolean openInParentProcess;
+  [ChromeOnly]
+  AutocompleteInfo getAutocompleteInfo();
+  [ChromeOnly]
+  attribute DOMString previewValue;
+};