Support type variables as expressions.

tests/language/illegal_invocation_test.dart

 // Copyright (c) 2012, 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.
 // Dart test program for constructors and initializers.
 //
-// Test for issue 1393.  Invoking a type alias or library prefix name caused
-// an internal error in dartc
-//
-import "illegal_invocation_lib.dart" as foo;  /// 02: compile-time error
+// Test for issue 1393.  Invoking a library prefix name caused an internal error
+// in dartc.
 
-typedef void a();                 /// 01: compile-time error
-
-class Foo {}                      /// 04: compile-time error
-
-class Bar<T> {
-  method() {
-    T();                          /// 05: compile-time error
-  }
-}
+import "illegal_invocation_lib.dart" as foo;  /// 01: compile-time error
 
 main() {
-  a();                           /// 01: continued
-
   // probably what the user meant was foo.foo(), but the qualifier refers
   // to the library prefix, not the method defined within the library.
-  foo();                         /// 02: continued
-
-  outer: for (int i =0 ; i < 1; i++) {
-    outer();                     /// 03: compile-time error
-  }
-
-  Foo();                         /// 04: continued
-
-  var bar = new Bar<int>();
-  bar.method();                  /// 05: continued
+  foo();                         /// 01: continued
 }