Add Element.requestFullScreen.

Refs #3913.

std/js/html/Element.hx

@@ -151,6 +151,7 @@ extern class Element extends Node
 	function releasePointerCapture( pointerId : Int ) : Void;
 	function setCapture( ?retargetToElement : Bool = false ) : Void;
 	function releaseCapture() : Void;
+	function requestFullScreen( ?fsOptions : RequestFullscreenOptions ) : Void;
 	function requestPointerLock() : Void;
 	function getAttributeNode( name : String ) : Attr;
 	/** @throws DOMError */

std/js/html/RequestFullscreenOptions.hx

@@ -0,0 +1,30 @@
+/*
+ * Copyright (C)2005-2015 Haxe Foundation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+// This file is generated from mozilla/Element.webidl line 242:0. Do not edit!
+
+package js.html;
+
+typedef RequestFullscreenOptions =
+{
+	@:optional var vrDisplay : Dynamic/*MISSING HMDVRDevice*/;
+}