Add HttpRequest::requestedUri.

tests/standalone/io/http_server_test.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.
 
 import "dart:async";
 import "dart:io";
 
 import "package:async_helper/async_helper.dart";
 import "package:expect/expect.dart";
 
@@ skipping 91 matching lines @@
         socket.write('some body');
         socket.close();
       });
     });
   }, onError: (e) {
     asyncEnd();
   });
 }
 
 
+void testAbsoluteUri() {
+  asyncStart();
+  HttpServer.bind("127.0.0.1", 0).then((server) {
+    server.listen((request) {
+      Expect.equals("http://localhost:${server.port}/path?a=b#c",
+                    request.absoluteUri.toString());
+      request.response.close();
+    });
+    HttpClient client = new HttpClient();
+    client.get("localhost", server.port, "/path?a=b#c")
+      .then((request) =>request.close())
+      .then((response) => response.drain())
+      .then((_) {
+        server.close();
+        asyncEnd();
+      });
+  });
+}
+
+
 void main() {
   testListenOn();
   testHttpServerZone();
   testHttpServerZoneError();
+  testAbsoluteUri();
 }