Remove some warnings and errors from dart2js.

sdk/lib/_internal/compiler/implementation/native_handler.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.
 
 library native;
 
 import 'dart:uri';
 import 'dart2jslib.dart' hide SourceString;
 import 'elements/elements.dart';
 import 'js_backend/js_backend.dart';
@@ skipping 783 matching lines @@
   Compiler compiler = builder.compiler;
   FunctionElement element = builder.work.element;
   NativeEmitter nativeEmitter = builder.emitter.nativeEmitter;
   // If what we're compiling is a getter named 'typeName' and the native
   // class is named 'DOMType', we generate a call to the typeNameOf
   // function attached on the isolate.
   // The DOM classes assume that their 'typeName' property, which is
   // not a JS property on the DOM types, returns the type name.
   if (element.name == const SourceString('typeName')
       && element.isGetter()
-      && nativeEmitter.toNativeName(element.getEnclosingClass()) == 'DOMType') {

[karlklose, 2012/12/06 11:39:23]

@sra: Is this dead code? The method name was changed in CL 11419250.

[sra1, 2012/12/10 22:46:11]

Yup, it looks dead.  lgtm to remove lines 797-809

+      && nativeEmitter.toNativeTag(element.getEnclosingClass()) == 'DOMType') {
     Element helper =
         compiler.findHelper(const SourceString('getTypeNameOf'));
     builder.pushInvokeHelper1(helper, builder.localsHandler.readThis());
     builder.close(new HReturn(builder.pop())).addSuccessor(builder.graph.exit);
   }
 
   HInstruction convertDartClosure(Element parameter, FunctionType type) {
     HInstruction local = builder.localsHandler.readLocal(parameter);
     Constant arityConstant =
         builder.constantSystem.createInt(type.computeArity());
@@ skipping 86 matching lines @@
         builder.add(new HForeign(
             new DartString.literal('${parameter.name.slowToString()} = #'),
             const LiteralDartString('void'),
             <HInstruction>[jsClosure]));
       }
     });
     LiteralString jsCode = nativeBody.asLiteralString();
     builder.push(new HForeign.statement(jsCode.dartString, <HInstruction>[]));
   }
 }