src/vs/workbench/browser/actions/navigationActions.ts/FocusNextPart/constructor
class FocusNextPart:	constructor(
		id: string,
		label: string,
		@IWorkbenchLayoutService private readonly layoutService: IWorkbenchLayoutService,
		@IEditorService private readonly editorService: IEditorService
	) {
		super(id, label);
	}