Reify type params on map literals

test/codegen_expected/lib/html/indexeddb_5_test.js

 dart_library.library('lib/html/indexeddb_5_test', null, /* Imports */[
   'dart_sdk',
   'unittest'
 ], function load__indexeddb_5_test(exports, dart_sdk, unittest) {
   'use strict';
   const core = dart_sdk.core;
   const indexed_db = dart_sdk.indexed_db;
   const html = dart_sdk.html;
   const async = dart_sdk.async;
   const _interceptors = dart_sdk._interceptors;
@@ skipping 28 matching lines @@
         let objectStore = dart.dsend(db, 'createObjectStore', storeName, {autoIncrement: true});
         let index = dart.dsend(objectStore, 'createIndex', indexName, 'name_index', {unique: false});
       }, dynamicTovoid())}), IdbFactoryToFutureOfDatabase())).then(dart.dynamic)(dart.fn(database => {
       db = database;
     }, DatabaseTodynamic())), VoidToFuture()));
     if (dart.test(html.window[dartx.indexedDB][dartx.supportsDatabaseNames])) {
       unittest$.test('getDatabaseNames', dart.fn(() => html.window[dartx.indexedDB][dartx.getDatabaseNames]().then(dart.dynamic)(dart.fn(names => {
         src__matcher__expect.expect(names[dartx.contains](dbName), src__matcher__core_matchers.isTrue);
       }, ListOfStringTodynamic())), VoidToFuture()));
     }
-    let value = dart.map({name_index: 'one', value: 'add_value'});
+    let value = dart.map({name_index: 'one', value: 'add_value'}, core.String, core.String);
     unittest$.test('add/delete', dart.fn(() => {
       let transaction = dart.dsend(db, 'transaction', storeName, 'readwrite');
       let key = null;
       return dart.dsend(dart.dsend(dart.dsend(dart.dsend(dart.dsend(dart.dsend(dart.dsend(dart.dsend(dart.dsend(dart.dsend(transaction, 'objectStore', storeName), 'add', value), 'then', dart.fn(addedKey => {
         key = addedKey;
       }, dynamicTodynamic())), 'then', dart.fn(_ => dart.dload(transaction, 'completed'), dynamicTodynamic())), 'then', dart.fn(_ => {
         transaction = dart.dsend(db, 'transaction', storeName, 'readonly');
         return dart.dsend(dart.dsend(transaction, 'objectStore', storeName), 'getObject', key);
       }, dynamicTodynamic())), 'then', dart.fn(readValue => {
         src__matcher__expect.expect(dart.dindex(readValue, 'value'), value[dartx.get]('value'));
@@ skipping 60 matching lines @@
         return dart.dsend(index, 'get', 'one');
       }, dynamicTodynamic())), 'then', dart.fn(readValue => {
         src__matcher__expect.expect(dart.dindex(readValue, 'value'), value[dartx.get]('value'));
         return dart.dload(transaction, 'completed');
       }, dynamicTodynamic())), 'then', dart.fn(_ => {
         transaction = dart.dsend(db, 'transaction', storeName, 'readwrite');
         dart.dsend(dart.dsend(transaction, 'objectStore', storeName), 'clear');
         return dart.dload(transaction, 'completed');
       }, dynamicTodynamic()));
     }, VoidTodynamic()));
-    let deleteValue = dart.map({name_index: 'two', value: 'delete_value'});
-    let updateValue = dart.map({name_index: 'three', value: 'update_value'});
-    let updatedValue = dart.map({name_index: 'three', value: 'updated_value'});
+    let deleteValue = dart.map({name_index: 'two', value: 'delete_value'}, core.String, core.String);
+    let updateValue = dart.map({name_index: 'three', value: 'update_value'}, core.String, core.String);
+    let updatedValue = dart.map({name_index: 'three', value: 'updated_value'}, core.String, core.String);
     unittest$.test('cursor', dart.fn(() => {
       let transaction = dart.dsend(db, 'transaction', storeName, 'readwrite');
       dart.dsend(dart.dsend(transaction, 'objectStore', storeName), 'add', value);
       dart.dsend(dart.dsend(transaction, 'objectStore', storeName), 'add', deleteValue);
       dart.dsend(dart.dsend(transaction, 'objectStore', storeName), 'add', updateValue);
       return dart.dsend(dart.dsend(dart.dsend(dart.dsend(dart.dsend(dart.dsend(dart.dload(transaction, 'completed'), 'then', dart.fn(_ => {
         transaction = dart.dsend(db, 'transactionList', JSArrayOfString().of([storeName]), 'readwrite');
         let index = dart.dsend(dart.dsend(transaction, 'objectStore', storeName), 'index', indexName);
         let cursors = dart.dsend(dart.dsend(index, 'openCursor'), 'asBroadcastStream');
         dart.dsend(cursors, 'listen', dart.fn(cursor => {
@@ skipping 25 matching lines @@
       }, dynamicTodynamic())), 'then', dart.fn(readValue => {
         src__matcher__expect.expect(readValue, src__matcher__core_matchers.isNull);
         return dart.dload(transaction, 'completed');
       }, dynamicTodynamic()));
     }, VoidTodynamic()));
   };
   dart.fn(indexeddb_5_test.main, VoidTodynamic());
   // Exports:
   exports.indexeddb_5_test = indexeddb_5_test;
 });