src/vs/workbench/contrib/format/browser/formatActionsNone.ts/showExtensionQuery
async function showExtensionQuery(viewletService: IViewletService, query: string) {
	const viewlet = await viewletService.openViewlet(VIEWLET_ID, true);
	if (viewlet) {
		(viewlet?.getViewPaneContainer() as IExtensionsViewPaneContainer).search(query);
	}
}