Merge pull request #13453 from Microsoft/no_dom

Stop using "dom" types

src/compiler/sys.ts

@@ -1,5 +1,8 @@
 /// <reference path="core.ts"/>
 
+declare function setTimeout(handler: (...args: any[]) => void, timeout: number): any;
+declare function clearTimeout(handle: any): void;
+
 namespace ts {
     export type FileWatcherCallback = (fileName: string, removed?: boolean) => void;
     export type DirectoryWatcherCallback = (fileName: string) => void;

src/harness/harness.ts

@@ -40,6 +40,19 @@ declare namespace NodeJS {
         ActiveXObject: typeof ActiveXObject;
     }
 }
+
+declare var window: {};
+declare var XMLHttpRequest: {
+    new(): XMLHttpRequest;
+}
+interface XMLHttpRequest  {
+    readonly readyState: number;
+    readonly responseText: string;
+    readonly status: number;
+    open(method: string, url: string, async?: boolean, user?: string, password?: string): void;
+    send(data?: string): void;
+    setRequestHeader(header: string, value: string): void;
+}
 /* tslint:enable:no-var-keyword */
 
 namespace Utils {

src/tsconfig-base.json

@@ -1,5 +1,6 @@
 {
     "compilerOptions": {
+        "lib": ["es5", "scripthost"],
         "noEmitOnError": true,
         "noImplicitAny": true,
         "noImplicitThis": true,