src/vs/workbench/contrib/bulkEdit/browser/preview/bulkEdit.contribution.ts/UXState/constructor
class UXState:	constructor(
		@IPaneCompositePartService private readonly _paneCompositeService: IPaneCompositePartService,
		@IEditorGroupsService private readonly _editorGroupsService: IEditorGroupsService,
	) {
		this._activePanel = _paneCompositeService.getActivePaneComposite(ViewContainerLocation.Panel)?.getId();
	}