Remove HRuntimeType implementation

pkg/compiler/lib/src/js_emitter/startup_emitter/fragment_emitter.dart

 // Copyright (c) 2015, 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.
 
 part of dart2js.js_emitter.startup_emitter.model_emitter;
 
 /// The name of the property that stores the tear-off getter on a static
 /// function.
 ///
 /// This property is only used when isolates are used.
@@ skipping 684 matching lines @@
   /// The prototype is generated as object literal. Inheritance is ignored.
   ///
   /// The prototype also includes the `is-property` that every class must have.
   // TODO(floitsch): we could avoid that property if we knew that it wasn't
   //    needed.
   js.Expression emitPrototype(Class cls) {
     Iterable<Method> methods = cls.methods;
     Iterable<Method> checkedSetters = cls.checkedSetters;
     Iterable<Method> isChecks = cls.isChecks;
     Iterable<Method> callStubs = cls.callStubs;
-    Iterable<Method> typeVariableReaderStubs = cls.typeVariableReaderStubs;
     Iterable<Method> noSuchMethodStubs = cls.noSuchMethodStubs;
     Iterable<Method> gettersSetters = generateGettersSetters(cls);
     Iterable<Method> allMethods = [
       methods,
       checkedSetters,
       isChecks,
       callStubs,
-      typeVariableReaderStubs,
       noSuchMethodStubs,
       gettersSetters
     ].expand((x) => x);
 
     List<js.Property> properties = <js.Property>[];
 
     if (cls.superclass == null) {
       properties
           .add(new js.Property(js.string("constructor"), classReference(cls)));
       properties
@@ skipping 661 matching lines @@
     }
     statements.add(js.js.statement("setOrUpdateInterceptorsByTag(#);",
         js.objectLiteral(interceptorsByTag)));
     statements.add(
         js.js.statement("setOrUpdateLeafTags(#);", js.objectLiteral(leafTags)));
     statements.addAll(subclassAssignments);
 
     return new js.Block(statements);
   }
 }