dart2js: remove JS_OBJECT_CLASS_NAME and JS_NULL_CLASS_NAME from foreign

pkg/compiler/lib/src/js_emitter/old_emitter/emitter.dart

 // Copyright (c) 2014, 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;
 
 
 class OldEmitter implements Emitter {
   final Compiler compiler;
   final CodeEmitterTask task;
@@ skipping 265 matching lines @@
         return jsAst.js.expressionTemplateYielding(
             typeAccess(compiler.objectClass));
 
       case JsBuiltin.classNameFromIsCheckProperty:
         int isPrefixLength = namer.operatorIsPrefix.length;
         return jsAst.js.expressionTemplateFor('#.substring($isPrefixLength)');
 
       case JsBuiltin.isFunctionType:
         return backend.rti.representationGenerator.templateForIsFunctionType;
 
-      case JsBuiltin.isFunctionTypeLiteral:
-        String functionClassName =
-            backend.namer.runtimeTypeName(compiler.functionClass);
-        return jsAst.js.expressionTemplateFor(
-          '#.$typeNameProperty === "$functionClassName"');
-
       case JsBuiltin.typeName:
         return jsAst.js.expressionTemplateFor("#.$typeNameProperty");
 
       case JsBuiltin.rawRuntimeType:
         return jsAst.js.expressionTemplateFor("#.constructor");
 
       case JsBuiltin.createFunctionType:
         return backend.rti.representationGenerator
             .templateForCreateFunctionType;
 
       case JsBuiltin.isSubtype:
         // TODO(floitsch): move this closer to where is-check properties are
         // built.
         String isPrefix = namer.operatorIsPrefix;
         return jsAst.js.expressionTemplateFor(
             "('$isPrefix' + #) in #.prototype");
 
+      case JsBuiltin.isFunctionTypeRti:
+        String functionClassName =
+            backend.namer.runtimeTypeName(compiler.functionClass);
+        return jsAst.js.expressionTemplateFor(
+            '#.$typeNameProperty === "$functionClassName"');
+
+      case JsBuiltin.isDartObjectTypeRti:
+        String objectClassName =
+            backend.namer.runtimeTypeName(compiler.objectClass);
+        return jsAst.js.expressionTemplateFor(
+            '#.$typeNameProperty === "$objectClassName"');
+
+      case JsBuiltin.isNullTypeRti:
+        String nullClassName =
+            backend.namer.runtimeTypeName(compiler.nullClass);
+        return jsAst.js.expressionTemplateFor(
+            '#.$typeNameProperty === "$nullClassName"');
+
       case JsBuiltin.getMetadata:
         String metadataAccess =
             generateEmbeddedGlobalAccessString(embeddedNames.METADATA);
         return jsAst.js.expressionTemplateFor("$metadataAccess[#]");
 
       case JsBuiltin.getType:
         String typesAccess =
             generateEmbeddedGlobalAccessString(embeddedNames.TYPES);
         return jsAst.js.expressionTemplateFor("$typesAccess[#]");
 
@@ skipping 1633 matching lines @@
     for (Element element in compiler.enqueuer.codegen.newlyEnqueuedElements) {
       if (element.isInstanceMember) {
         cachedClassBuilders.remove(element.enclosingClass);
 
         nativeEmitter.cachedBuilders.remove(element.enclosingClass);
 
       }
     }
   }
 }