remove createTouch* APIs (#690)

Author: saschanaz

baselines/dom.generated.d.ts

@@ -4630,8 +4630,6 @@ interface Document extends Node, NonElementParentNode, DocumentOrShadowRoot, Par
      * @param data String that specifies the nodeValue property of the text node.
      */
     createTextNode(data: string): Text;
-    createTouch(view: WindowProxy, target: EventTarget, identifier: number, pageX: number, pageY: number, screenX: number, screenY: number): Touch;
-    createTouchList(...touches: Touch[]): TouchList;
     /**
      * Creates a TreeWalker object that you can use to traverse filtered lists of nodes or elements in a document.
      * @param root The root element or node to start traversing on.

inputfiles/idl/Touch Events.widl

@@ -62,16 +62,9 @@ interface TouchEvent : UIEvent {
     readonly        attribute boolean   shiftKey;
 };
 
-partial interface GlobalEventHandlers {
+partial interface mixin GlobalEventHandlers {
                     attribute EventHandler ontouchstart;
                     attribute EventHandler ontouchend;
                     attribute EventHandler ontouchmove;
                     attribute EventHandler ontouchcancel;
 };
-
-partial interface Document {
-  // Deprecated in this specification
-  Touch createTouch (WindowProxy view, EventTarget target, long identifier, double pageX, double pageY, double screenX, double screenY);
-  // Deprecated in this specification
-  TouchList createTouchList (Touch... touches);
-};