chore(ts2dart): replace List with Array

Closes #3514

modules/angular2/src/web_workers/shared/serializer.ts

@@ -7,7 +7,6 @@ import {
   BaseException
 } from "angular2/src/core/facade/lang";
 import {
-  List,
   ListWrapper,
   Map,
   StringMap,
@@ -119,7 +118,7 @@ export class Serializer {
       return null;
     }
     if (isArray(map)) {
-      var obj: List<any> = new List<any>();
+      var obj: any[] = [];
       ListWrapper.forEach(map, (val) => { obj.push(this.deserialize(val, type, data)); });
       return obj;
     }