Clean up dart:io exceptions.

tests/standalone/io/http_shutdown_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.
 //
 // VMOptions=
 // VMOptions=--short_socket_read
 // VMOptions=--short_socket_write
 // VMOptions=--short_socket_read --short_socket_write
 
 import "package:expect/expect.dart";
@@ skipping 155 matching lines @@
       client.post("127.0.0.1", server.port, "/")
         .then((request) {
             request.add([0]);
             // TODO(sgjesse): Make this test work with
             //request.response instead of request.close() return
             //return request.response;
             request.done.catchError((e) {});
             return request.close();
           })
         .then((response) { })
-        .catchError((e) { }, test: (e) => e is HttpParserException);
+        .catchError((e) { }, test: (e) => e is HttpException);
     }
     bool clientClosed = false;
     new Timer.periodic(new Duration(milliseconds: 100), (timer) {
       if (!clientClosed) {
         if (server.connectionsInfo().total == totalConnections) {
           clientClosed = true;
           client.close(force: true);
         }
       } else {
         if (server.connectionsInfo().total == 0) {
@@ skipping 11 matching lines @@
   test1(10);
   test2(1, 10);
   test2(10, 10);
   test2(10, 1000);
   test3(1);
   test3(10);
   test4();
   test5(1);
   test5(10);
 }