Merge vscode source through 1.62 release (#19981)

* Build breaks 1

* Build breaks

* Build breaks

* Build breaks

* More build breaks

* Build breaks (#2512)

* Runtime breaks

* Build breaks

* Fix dialog location break

* Update typescript

* Fix ASAR break issue

* Unit test breaks

* Update distro

* Fix breaks in ADO builds (#2513)

* Bump to node 16

* Fix hygiene errors

* Bump distro

* Remove reference to node type

* Delete vscode specific extension

* Bump to node 16 in CI yaml

* Skip integration tests in CI builds (while fixing)

* yarn.lock update

* Bump moment dependency in remote yarn

* Fix drop-down chevron style

* Bump to node 16

* Remove playwrite from ci.yaml

* Skip building build scripts in hygine check

src/vs/base/common/event.ts

@@ -732,6 +732,33 @@ export class DebounceEmitter<T> extends PauseableEmitter<T> {
 	}
 }
 
+/**
+ * An emitter which queue all events and then process them at the
+ * end of the event loop.
+ */
+export class MicrotaskEmitter<T> extends Emitter<T> {
+	private _queuedEvents: T[] = [];
+	private _mergeFn?: (input: T[]) => T;
+
+	constructor(options?: EmitterOptions & { merge?: (input: T[]) => T }) {
+		super(options);
+		this._mergeFn = options?.merge;
+	}
+	override fire(event: T): void {
+		this._queuedEvents.push(event);
+		if (this._queuedEvents.length === 1) {
+			queueMicrotask(() => {
+				if (this._mergeFn) {
+					super.fire(this._mergeFn(this._queuedEvents));
+				} else {
+					this._queuedEvents.forEach(e => super.fire(e));
+				}
+				this._queuedEvents = [];
+			});
+		}
+	}
+}
+
 export class EventMultiplexer<T> implements IDisposable {
 
 	private readonly emitter: Emitter<T>;