text: /**
   * @externs
   * @suppress {checkTypes,const,duplicate,missingOverride}
   */
  // NOTE: generated by tsickle, do not edit.
  // Generated from: test_files/mixin/mixin.d.ts
  
  /**
   * @template T
   * @param {T} base
   * @return {?}
   */
  function MyMixin(base) {}
  /**
   * @record
   * @struct
   */
  function MixinConstructor() {}
  
  /* TODO: ConstructSignature:  */
  /** @type {string} */
  MyMixin.prototype.mixinProp;
  /**
   * tsickle: dropped extends: type without symbol
   * @constructor
   * @struct
   */
  function MyClass() {}
  /** @type {string} */
  MyClass.prototype.classProp;
  