|  | // Copyright 2012 The Chromium Authors. All rights reserved. | 
|  | // Use of this source code is governed by a BSD-style license that can be | 
|  | // found in the LICENSE file. | 
|  |  | 
|  | #ifndef IOS_NET_CRN_HTTP_PROTOCOL_HANDLER_PROXY_H_ | 
|  | #define IOS_NET_CRN_HTTP_PROTOCOL_HANDLER_PROXY_H_ | 
|  |  | 
|  | #import <Foundation/Foundation.h> | 
|  |  | 
|  | #import "ios/net/clients/crn_network_client_protocol.h" | 
|  |  | 
|  | // HttpProtocolHandlerProxy is responsible for managing access to the | 
|  | // NSURLProtocol and its client. | 
|  | @protocol CRNHTTPProtocolHandlerProxy<CRNNetworkClientProtocol> | 
|  |  | 
|  | // All of the methods defined below must be called on the client thread. Methods | 
|  | // defined by |CRNNetworkClientProtocol| can be called on any thread. | 
|  |  | 
|  | // Invalidates any reference to the protocol handler: the handler will never | 
|  | // be called after this. | 
|  | - (void)invalidate; | 
|  |  | 
|  | // Pauses notifications from this protocol handler. | 
|  | - (void)pause; | 
|  |  | 
|  | // Resumes notifications from this protocol handler. | 
|  | - (void)resume; | 
|  |  | 
|  | @end | 
|  |  | 
|  | #endif  // IOS_NET_CRN_HTTP_PROTOCOL_HANDLER_PROXY_H_ |