Incorporating review feedback from https://codereview.chromium.org/24294002/

Source/bindings/dart/DartDOMWrapper.h

 // Copyright 2011, Google Inc.
 // All rights reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //    * Redistributions of source code must retain the above copyright
 // notice, this list of conditions and the following disclaimer.
 //    * Redistributions in binary form must reproduce the above
@@ skipping 183 matching lines @@
     static void returnToDart(Dart_NativeArguments args, PassRefPtr<typename BindingsClass::NativeType> domObject)
     {
         returnToDart<BindingsClass>(args, domObject.get());
     }
 
     static int wrapperNativeFieldCount() { return kNativeFieldCount; }
 
     static Dart_Handle exceptionCodeToDartException(ExceptionCode);
     static Dart_Handle exceptionCodeToDartException(DartExceptionState&);
 
+    template <class BindingsClass>
+    static Dart_Handle dartClass()
+    {
+        return dartClass(BindingsClass::dartImplementationClassName,
+            BindingsClass::dartImplementationLibraryName, BindingsClass::dartClassId);
+    }
+
 private:
     enum NativeFieldIndices {
         kNativeImplementationIndex = 0,
         kNativeFieldCount
     };
 
     static Dart_Handle dartClass(const char* dartImplementationClassName,
         const char* dartImplementationLibraryName, intptr_t classIndex);
 
-    template <class BindingsClass>
-    static Dart_Handle dartClass()
-    {
-        return dartClass(BindingsClass::dartImplementationClassName,
-            BindingsClass::dartImplementationLibraryName, BindingsClass::dartClassId);
-    }
-
     static void writeNativePointer(Dart_Handle wrapper, int index, void* pointer)
     {
         DartApiScope scope;
         Dart_Handle result = Dart_SetNativeInstanceField(wrapper, index, reinterpret_cast<intptr_t>(pointer));
         UNUSED_PARAM(result);
         ASSERT(!Dart_IsError(result));
     }
 
     static void* readNativePointer(Dart_Handle wrapper, int index)
     {
@@ skipping 126 matching lines @@
         static DartMessagePortMap* domMap(DartDOMData* domData) { return domData->messagePortMap(); }
     };
     typedef MessagePortMapTraits MapTraits;
     typedef DartDOMWrapperActiveTraits<DartMessagePort, false> ActiveTraits;
     typedef DartDOMWrapperEventTargetTraits<DartMessagePort, true> EventTargetTraits;
 };
 
 }
 
 #endif // DartDOMWrapper_h