Fix microsoft#4220: Fix ImageData Constructor Signature in ES6 Browsers

Author: jteplitz

lib/lib.es6.d.ts

@@ -12066,7 +12066,8 @@ interface ImageData {
 
 declare var ImageData: {
     prototype: ImageData;
-    new(): ImageData;
+    new(width: number, height: number): ImageData;
+    new(array: Uint8ClampedArray, width: number, height: number): ImageData;
 }
 
 interface KeyboardEvent extends UIEvent {

lib/lib.webworker.d.ts

@@ -2927,7 +2927,8 @@ interface ImageData {
 
 declare var ImageData: {
     prototype: ImageData;
-    new(): ImageData;
+    new(width: number, height: number): ImageData;
+    new(array: Uint8ClampedArray, width: number, height: number): ImageData;
 }
 
 interface MSApp {
@@ -3354,4 +3355,4 @@ declare function postMessage(data: any): void;
 declare var console: Console;
 declare function addEventListener(type: "error", listener: (ev: ErrorEvent) => any, useCapture?: boolean): void;
 declare function addEventListener(type: "message", listener: (ev: MessageEvent) => any, useCapture?: boolean): void;
-declare function addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void;
+declare function addEventListener(type: string, listener: EventListenerOrEventListenerObject, useCapture?: boolean): void;