|  | // Protocol Buffers - Google's data interchange format | 
|  | // Copyright 2008 Google Inc.  All rights reserved. | 
|  | // | 
|  | // Use of this source code is governed by a BSD-style | 
|  | // license that can be found in the LICENSE file or at | 
|  | // https://developers.google.com/open-source/licenses/bsd | 
|  |  | 
|  | #import <Foundation/Foundation.h> | 
|  |  | 
|  | #import "GPBRootObject.h" | 
|  |  | 
|  | #import "GPBDescriptor.h" | 
|  |  | 
|  | @interface GPBRootObject () | 
|  |  | 
|  | // Globally register. | 
|  | + (void)globallyRegisterExtension:(GPBExtensionDescriptor *)field; | 
|  |  | 
|  | @end | 
|  |  | 
|  | // Returns YES if the selector was resolved and added to the class, | 
|  | // NO otherwise. | 
|  | BOOL GPBResolveExtensionClassMethod(Class self, SEL sel); |