extensions/typescript-language-features/src/languageFeatures/tagClosing.ts/TagClosing/dispose
class TagClosing:	public override dispose() {
		super.dispose();
		this._disposed = true;

		if (this._timeout) {
			clearTimeout(this._timeout);
			this._timeout = undefined;
		}

		if (this._cancel) {
			this._cancel.cancel();
			this._cancel.dispose();
			this._cancel = undefined;
		}
	}