Tighten types in test.dart even more.

tools/testing/dart/http_server.dart

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library http_server;
 
 import 'dart:async';
 import 'dart:io';
 
 import 'dart:convert' show HtmlEscape;
@@ skipping 70 matching lines @@
   parser.addOption('package-root', help: 'The package root to use.');
   parser.addOption('packages', help: 'The package spec file to use.');
   parser.addOption('network',
       help: 'The network interface to use.', defaultsTo: '0.0.0.0');
   parser.addFlag('csp',
       help: 'Use Content Security Policy restrictions.', defaultsTo: false);
   parser.addOption('runtime',
       help: 'The runtime we are using (for csp flags).', defaultsTo: 'none');
 
   var args = parser.parse(arguments);
-  if (args['help']) {
+  if (args['help'] as bool) {
     print(parser.getUsage());
   } else {
-    var servers = new TestingServers(args['build-directory'], args['csp'],
-        args['runtime'], null, args['package-root'], args['packages']);
-    var port = int.parse(args['port']);
-    var crossOriginPort = int.parse(args['crossOriginPort']);
+    var servers = new TestingServers(
+        args['build-directory'] as String,
+        args['csp'] as bool,
+        args['runtime'] as String,
+        null,
+        args['package-root'] as String,
+        args['packages'] as String);
+    var port = int.parse(args['port'] as String);
+    var crossOriginPort = int.parse(args['crossOriginPort'] as String);
     servers
-        .startServers(args['network'],
+        .startServers(args['network'] as String,
             port: port, crossOriginPort: crossOriginPort)
         .then((_) {
       DebugLogger.info('Server listening on port ${servers.port}');
       DebugLogger.info('Server listening on port ${servers.crossOriginPort}');
     });
   }
 }
 
 /**
  * Runs a set of servers that are initialized specifically for the needs of our
@@ skipping 95 matching lines @@
   void stopServers() {
     for (var server in _serverList) {
       server.close();
     }
   }
 
   void _onError(e) {
     DebugLogger.error('HttpServer: an error occured', e);
   }
 
-  Future _startHttpServer(String host, {int port: 0, int allowedPort: -1}) {
+  Future<DispatchingServer> _startHttpServer(String host,
+      {int port: 0, int allowedPort: -1}) {
     return HttpServer.bind(host, port).then((HttpServer httpServer) {
       var server = new DispatchingServer(httpServer, _onError, _sendNotFound);
       server.addHandler('/echo', _handleEchoRequest);
       server.addHandler('/ws', _handleWebSocketRequest);
       fileHandler(HttpRequest request) {
         _handleFileOrDirectoryRequest(request, allowedPort);
       }
 
       server.addHandler('/$PREFIX_BUILDDIR', fileHandler);
       server.addHandler('/$PREFIX_DARTDIR', fileHandler);
@@ skipping 238 matching lines @@
 class _Entry implements Comparable<_Entry> {
   final String name;
   final String displayName;
 
   _Entry(this.name, this.displayName);
 
   int compareTo(_Entry other) {
     return name.compareTo(other.name);
   }
 }