src/vs/editor/contrib/linesOperations/linesOperations.ts/OutdentLinesAction/constructor
class OutdentLinesAction:	constructor() {
		super({
			id: 'editor.action.outdentLines',
			label: nls.localize('lines.outdent', "Outdent Line"),
			alias: 'Outdent Line',
			precondition: EditorContextKeys.writable,
			kbOpts: {
				kbExpr: EditorContextKeys.editorTextFocus,
				primary: KeyMod.CtrlCmd | KeyCode.US_OPEN_SQUARE_BRACKET,
				weight: KeybindingWeight.EditorContrib
			}
		});
	}