Bring type variables into static scope, but produce compile-time error when they are used.

lib/compiler/implementation/js_backend/namer.dart

 // Copyright (c) 2011, 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.
 
 /**
  * Assigns JavaScript identifiers to Dart variables, class-names and members.
  */
 class Namer {
   final Compiler compiler;
 
@@ skipping 252 matching lines @@
         // The name is not guaranteed to be unique.
         return guess;
       }
       if (kind === ElementKind.GENERATIVE_CONSTRUCTOR ||
           kind === ElementKind.FUNCTION ||
           kind === ElementKind.CLASS ||
           kind === ElementKind.FIELD ||
           kind === ElementKind.GETTER ||
           kind === ElementKind.SETTER ||
           kind === ElementKind.TYPEDEF ||
-          kind === ElementKind.LIBRARY) {
+          kind === ElementKind.LIBRARY ||
+          kind === ElementKind.MALFORMED_TYPE) {
         String result = getFreshGlobalName(guess);
         globals[element] = result;
         return result;
       }
       compiler.internalError('getName for unknown kind: ${element.kind}',
                               node: element.parseNode(compiler));
     }
   }
 
   String getLazyInitializerName(Element element) {
@@ skipping 27 matching lines @@
   }
 
   String safeName(String name) {
     if (jsReserved.contains(name) || name.startsWith('\$')) {
       name = "\$$name";
       assert(!jsReserved.contains(name));
     }
     return name;
   }
 }