angular2/es6/prod/src/common/forms/directives/control_value_accessor.js

Angular 2 - a web framework for modern web apps

import { OpaqueToken } from 'angular2/core';
import { CONST_EXPR } from 'angular2/src/facade/lang';
export const NG_VALUE_ACCESSOR = CONST_EXPR(new OpaqueToken("NgValueAccessor"));