Remove ENABLE_CUSTOM_ELEMENTS compile time flag

Source/bindings/v8/V8DOMWrapper.h

Index: Source/bindings/v8/V8DOMWrapper.h
diff --git a/Source/bindings/v8/V8DOMWrapper.h b/Source/bindings/v8/V8DOMWrapper.h
index f0dcf91e06ec5b97f41de2a7eb65f1fdb55c04a2..3c3fde170637f883242b6f850420a4227d478efd 100644
--- a/Source/bindings/v8/V8DOMWrapper.h
+++ b/Source/bindings/v8/V8DOMWrapper.h
@@ -63,12 +63,10 @@ namespace WebCore {
         static bool isDOMWrapper(v8::Handle<v8::Value>);
         static bool isWrapperOfType(v8::Handle<v8::Value>, WrapperTypeInfo*);
 
-#if ENABLE(CUSTOM_ELEMENTS)
         // Used for V8WrapAsFunction, which is used only by CUSTOM_ELEMENTS
         static v8::Handle<v8::Function> toFunction(v8::Handle<v8::Value>);
         static v8::Handle<v8::Function> toFunction(v8::Handle<v8::Object>, const AtomicString& name, v8::Isolate*);
         static v8::Handle<v8::Object> fromFunction(v8::Handle<v8::Object>);
-#endif // ENABLE(CUSTOM_ELEMENTS)
     };
 
     inline void V8DOMWrapper::setNativeInfo(v8::Handle<v8::Object> wrapper, WrapperTypeInfo* type, void* object)