Reify type params on map literals

test/codegen_expected/language/map_literal_test.js

 dart_library.library('language/map_literal_test', null, /* Imports */[
   'dart_sdk',
   'expect'
 ], function load__map_literal_test(exports, dart_sdk, expect) {
   'use strict';
   const core = dart_sdk.core;
   const dart = dart_sdk.dart;
   const dartx = dart_sdk.dartx;
   const expect$ = expect.expect;
   const map_literal_test = Object.create(null);
   let VoidTodynamic = () => (VoidTodynamic = dart.constFn(dart.definiteFunctionType(dart.dynamic, [])))();
   map_literal_test.MapLiteralTest = class MapLiteralTest extends core.Object {
     new() {
     }
     static testMain() {
       let test = new map_literal_test.MapLiteralTest();
       test.testStaticInit();
       test.testConstInit();
     }
     testStaticInit() {
       let testClass = new map_literal_test.StaticInit();
       testClass.test();
     }
     testConstInit() {
       let testClass = new map_literal_test.ConstInit();
       testClass.test();
     }
     testLocalInit() {
-      let map1 = dart.map({a: 1, b: 2});
-      let map2 = dart.map({"1": 1, "2": 2});
+      let map1 = dart.map({a: 1, b: 2}, core.String, core.int);
+      let map2 = dart.map({"1": 1, "2": 2}, core.String, core.int);
       expect$.Expect.equals(1, map1[dartx.get]("a"));
       expect$.Expect.equals(2, map1[dartx.get]("b"));
       expect$.Expect.equals(1, map2[dartx.get]("1"));
       expect$.Expect.equals(2, map2[dartx.get]("2"));
     }
   };
   dart.setSignature(map_literal_test.MapLiteralTest, {
     constructors: () => ({new: dart.definiteFunctionType(map_literal_test.MapLiteralTest, [])}),
     methods: () => ({
       testStaticInit: dart.definiteFunctionType(dart.dynamic, []),
@@ skipping 10 matching lines @@
       expect$.Expect.equals(1, map_literal_test.StaticInit.map1[dartx.get]("a"));
       expect$.Expect.equals(2, map_literal_test.StaticInit.map1[dartx.get]("b"));
       expect$.Expect.equals(1, map_literal_test.StaticInit.map2[dartx.get]("1"));
       expect$.Expect.equals(2, map_literal_test.StaticInit.map2[dartx.get]("2"));
     }
   };
   dart.setSignature(map_literal_test.StaticInit, {
     constructors: () => ({new: dart.definiteFunctionType(map_literal_test.StaticInit, [])}),
     methods: () => ({test: dart.definiteFunctionType(dart.dynamic, [])})
   });
-  map_literal_test.StaticInit.map1 = dart.const(dart.map({a: 1, b: 2}));
-  map_literal_test.StaticInit.map2 = dart.const(dart.map({"1": 1, "2": 2}));
+  map_literal_test.StaticInit.map1 = dart.const(dart.map({a: 1, b: 2}, core.String, core.int));
+  map_literal_test.StaticInit.map2 = dart.const(dart.map({"1": 1, "2": 2}, core.String, core.int));
   map_literal_test.ConstInit = class ConstInit extends core.Object {
     new() {
-      this.map1 = dart.map({a: 1, b: 2});
-      this.map2 = dart.map({"1": 1, "2": 2});
+      this.map1 = dart.map({a: 1, b: 2}, core.String, core.int);
+      this.map2 = dart.map({"1": 1, "2": 2}, core.String, core.int);
     }
     test() {
       expect$.Expect.equals(1, dart.dindex(this.map1, "a"));
       expect$.Expect.equals(2, dart.dindex(this.map1, "b"));
       expect$.Expect.equals(1, dart.dindex(this.map2, "1"));
       expect$.Expect.equals(2, dart.dindex(this.map2, "2"));
     }
   };
   dart.setSignature(map_literal_test.ConstInit, {
     constructors: () => ({new: dart.definiteFunctionType(map_literal_test.ConstInit, [])}),
     methods: () => ({test: dart.definiteFunctionType(dart.dynamic, [])})
   });
   map_literal_test.main = function() {
     map_literal_test.MapLiteralTest.testMain();
   };
   dart.fn(map_literal_test.main, VoidTodynamic());
   // Exports:
   exports.map_literal_test = map_literal_test;
 });