src/vs/base/parts/quickinput/browser/quickInput.ts/QuickPick/toggles
class QuickPick:	set toggles(toggles: IQuickInputToggle[] | undefined) {
		// HACK: Filter out toggles here that are not concrete Toggle objects. This is to workaround
		// a layering issue as quick input's interface is in common but Toggle is in browser and
		// it requires a HTMLElement on its interface
		const concreteToggles = toggles?.filter(opts => opts instanceof Toggle) as Toggle[];
		this.ui.inputBox.toggles = concreteToggles;
	}