Modifications to TypeVariableMirror implementation to accommodate expected hoisting of methods from…

runtime/lib/mirrors_impl.dart

Index: runtime/lib/mirrors_impl.dart
===================================================================
--- runtime/lib/mirrors_impl.dart	(revision 28477)
+++ runtime/lib/mirrors_impl.dart	(working copy)
@@ -843,8 +843,14 @@
     return _upperBound;
   }
 
+  bool get hasReflectedType => false;
+  Type get reflectedType => throw new UnsupportedError() ;
+
+  List<TypeVariableMirror> get typeVariables => new UnmodifiableListView<TypeVariableMirror>();
+  List<TypeMirror> get typeArguments => new UnmodifiableListView<TypeMirror>();
+
   bool get isOriginalDeclaration => true;
-  ClassMirror get originalDeclaration => this;
+  TypeMirror get originalDeclaration => this;
 
   String toString() => "TypeVariableMirror on '${_n(simpleName)}'";