Reify type params on map literals

test/codegen_expected/corelib/uri_http_test.js

 dart_library.library('corelib/uri_http_test', null, /* Imports */[
   'dart_sdk',
   'expect'
 ], function load__uri_http_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 uri_http_test = Object.create(null);
@@ skipping 16 matching lines @@
     check(core.Uri.http("host", "/a/"), "http://host/a/");
     check(core.Uri.http("host", "a/b"), "http://host/a/b");
     check(core.Uri.http("host", "/a/b"), "http://host/a/b");
     check(core.Uri.http("host", "a/b/"), "http://host/a/b/");
     check(core.Uri.http("host", "/a/b/"), "http://host/a/b/");
     check(core.Uri.http("host", "a b"), "http://host/a%20b");
     check(core.Uri.http("host", "/a b"), "http://host/a%20b");
     check(core.Uri.http("host", "/a b/"), "http://host/a%20b/");
     check(core.Uri.http("host", "/a%2F"), "http://host/a%252F");
     check(core.Uri.http("host", "/a%2F/"), "http://host/a%252F/");
-    check(core.Uri.http("host", "/a/b", dart.map({c: "d"})), "http://host/a/b?c=d");
-    check(core.Uri.http("host", "/a/b", dart.map({"c=": "&d"})), "http://host/a/b?c%3D=%26d");
+    check(core.Uri.http("host", "/a/b", dart.map({c: "d"}, core.String, core.String)), "http://host/a/b?c=d");
+    check(core.Uri.http("host", "/a/b", dart.map({"c=": "&d"}, core.String, core.String)), "http://host/a/b?c%3D=%26d");
     check(core.Uri.http("[::]", "a"), "http://[::]/a");
     check(core.Uri.http("[::127.0.0.1]", "a"), "http://[::127.0.0.1]/a");
   };
   dart.fn(uri_http_test.testHttpUri, VoidTodynamic());
   uri_http_test.testHttpsUri = function() {
     function check(uri, expected) {
       expect$.Expect.equals(expected, dart.toString(uri));
     }
     dart.fn(check, UriAndStringTovoid());
     check(core.Uri.https("", ""), "https:");
     check(core.Uri.https("@:", ""), "https://");
     check(core.Uri.https("@:8080", ""), "https://:8080");
     check(core.Uri.https("@host:", ""), "https://host");
     check(core.Uri.https("@host:", ""), "https://host");
     check(core.Uri.https("xxx:yyy@host:8080", ""), "https://xxx:yyy@host:8080");
     check(core.Uri.https("host", "a"), "https://host/a");
     check(core.Uri.https("host", "/a"), "https://host/a");
     check(core.Uri.https("host", "a/"), "https://host/a/");
     check(core.Uri.https("host", "/a/"), "https://host/a/");
     check(core.Uri.https("host", "a/b"), "https://host/a/b");
     check(core.Uri.https("host", "/a/b"), "https://host/a/b");
     check(core.Uri.https("host", "a/b/"), "https://host/a/b/");
     check(core.Uri.https("host", "/a/b/"), "https://host/a/b/");
     check(core.Uri.https("host", "a b"), "https://host/a%20b");
     check(core.Uri.https("host", "/a b"), "https://host/a%20b");
     check(core.Uri.https("host", "/a b/"), "https://host/a%20b/");
     check(core.Uri.https("host", "/a%2F"), "https://host/a%252F");
     check(core.Uri.https("host", "/a%2F/"), "https://host/a%252F/");
-    check(core.Uri.https("host", "/a/b", dart.map({c: "d"})), "https://host/a/b?c=d");
-    check(core.Uri.https("host", "/a/b", dart.map({"c=": "&d"})), "https://host/a/b?c%3D=%26d");
+    check(core.Uri.https("host", "/a/b", dart.map({c: "d"}, core.String, core.String)), "https://host/a/b?c=d");
+    check(core.Uri.https("host", "/a/b", dart.map({"c=": "&d"}, core.String, core.String)), "https://host/a/b?c%3D=%26d");
     check(core.Uri.https("[::]", "a"), "https://[::]/a");
     check(core.Uri.https("[::127.0.0.1]", "a"), "https://[::127.0.0.1]/a");
   };
   dart.fn(uri_http_test.testHttpsUri, VoidTodynamic());
   uri_http_test.testResolveHttpScheme = function() {
     let s = "//myserver:1234/path/some/thing";
     let uri = core.Uri.parse(s);
     let http = core.Uri.new({scheme: "http"});
     let https = core.Uri.new({scheme: "https"});
     expect$.Expect.equals(dart.str`http:${s}`, dart.toString(http.resolveUri(uri)));
     expect$.Expect.equals(dart.str`https:${s}`, dart.toString(https.resolveUri(uri)));
   };
   dart.fn(uri_http_test.testResolveHttpScheme, VoidTodynamic());
   uri_http_test.main = function() {
     uri_http_test.testHttpUri();
     uri_http_test.testHttpsUri();
     uri_http_test.testResolveHttpScheme();
   };
   dart.fn(uri_http_test.main, VoidTodynamic());
   // Exports:
   exports.uri_http_test = uri_http_test;
 });