fix #159, static renames for caller/arguments

lib/src/codegen/js_names.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.
 
 library dev_compiler.src.codegen.js_names;
 
 import 'dart:collection';
 import 'package:dev_compiler/src/js/js_ast.dart';
 
 /// Unique instance for temporary variables. Will be renamed consistently
@@ skipping 213 matching lines @@
     case "with":
     case "yield":
       return true;
     case "arguments":
     case "eval":
       return strictMode;
   }
   return false;
 }
 
-/// Returns true for invalid static method names in strict mode.
+/// Returns true for invalid static field names in strict mode.
 /// In particular, "caller" "callee" and "arguments" cannot be used.
-bool invalidStaticMethodName(String name) {
+bool invalidStaticFieldName(String name) {
   switch (name) {
     case "arguments":
     case "caller":
     case "callee":
       return true;
   }
   return false;
 }