hunk.code_window:   private _values = [];
     private _keys = [];
     get(key) {
       let i = this._keys.indexOf(key);
       return i === -1 ? undefined : this._values[i];
     }
  
hunk.labels: keep keep keep replace replace keep keep keep
hunk.after_edit:   get(key): any {
       const i = this._keys.indexOf(key);
  
hunk.file_path: src/util/MapPolyfill.ts
hunk.type: replace
file: import {Observable} from '../../Observable';
  import {every} from '../../operator/every';
  Observable.prototype.every = every;
  
  export var _void: void;