Fix parsing and resolving of prefixed names

tests/language/malformed_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.
 
 // Tests that malformed types are handled as dynamic, and that types with the
 // wrong number of type arguments are handled as raw types.
 
 import 'package:expect/expect.dart';
 import 'package:expect/expect.dart' as prefix;  // Define 'prefix'.
 
@@ skipping 103 matching lines @@
   checkIsMapDynamic(false, true, new Map<String, prefix.Unresolved<int>>());
 
   Expect.throws(() => new Unresolved(), (e) => true);
   Expect.throws(() => new Unresolved<int>(), (e) => true);
   Expect.throws(() => new prefix.Unresolved(), (e) => true);
   Expect.throws(() => new prefix.Unresolved<int>(), (e) => true);
 
   // The expression 'undeclared_prefix.Unresolved()' is parsed as the invocation
   // of the named constructor 'Unresolved' on the type 'undeclared_prefix'.
   Expect.throws(() => new undeclared_prefix.Unresolved(), (e) => true);
-  // The expression 'undeclared_prefix.Unresolved<int>' cannot be parsed.
-  Expect.throws(() => new undeclared_prefix.Unresolved<int>(), (e) => true);  /// 05: compile-time error
+  // The expression 'undeclared_prefix.Unresolved<int>' is a malformed type.
+  Expect.throws(() => new undeclared_prefix.Unresolved<int>(), (e) => true);
 
   try {
     try {
       throw 'foo';
     } on Unresolved catch (e) {
       Expect.fail("This code shouldn't be executed");
     }
     Expect.fail("This code shouldn't be executed");
   } on TypeError catch (e) {
   }
@@ skipping 20 matching lines @@
       throw 'foo';
     } on prefix.Unresolved<int> catch (e) {
       Expect.fail("This code shouldn't be executed");
     }
     Expect.fail("This code shouldn't be executed");
   } on TypeError catch (e) {
   }
   try {
     throw 'foo';
   }
-    on undeclared_prefix.Unresolved<int>  /// 06: compile-time error
+    on undeclared_prefix.Unresolved<int>  /// 06: runtime error
     catch (e) {
   }
 }