fix compile errors

src/vs/base/browser/iframe.ts

@@ -98,7 +98,7 @@ export class IframeUtils {
 	/**
 	 * Returns the position of `childWindow` relative to `ancestorWindow`
 	 */
-	public static getPositionOfChildWindowRelativeToAncestorWindow(childWindow: Window, ancestorWindow: Window) {
+	public static getPositionOfChildWindowRelativeToAncestorWindow(childWindow: Window, ancestorWindow: Window | null) {
 
 		if (!ancestorWindow || childWindow === ancestorWindow) {
 			return {

src/vs/workbench/browser/viewlet.ts

@@ -193,7 +193,7 @@ export class ShowViewletAction extends Action {
 }
 
 export class CollapseAction extends Action {
-	constructor(tree: AsyncDataTree<unknown, unknown, unknown> | AbstractTree<unknown, unknown, unknown>, enabled: boolean, clazz?: string) {
+	constructor(tree: AsyncDataTree<any, any, any> | AbstractTree<any, any, any>, enabled: boolean, clazz?: string) {
 		super('workbench.action.collapse', nls.localize('collapse', "Collapse All"), clazz, enabled, () => {
 			tree.collapseAll();