Remove old Chromoting iOS client

remoting/ios/host_refresh.h

-// Copyright 2014 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 REMOTING_IOS_HOST_REFRESH_H_
-#define REMOTING_IOS_HOST_REFRESH_H_
-
-#import <Foundation/Foundation.h>
-
-#import "GTMOAuth2Authentication.h"
-
-// HostRefresh encapsulates a fetch of the Chromoting host list from
-// the jabber service.
-
-// Contract to handle the host list result of a Chromoting host list fetch.
-@protocol HostRefreshDelegate<NSObject>
-
-- (void)hostListRefresh:(NSArray*)hostList errorMessage:(NSString*)errorMessage;
-
-@end
-
-// Fetches the host list from the jabber service async.  Authenticates,
-// and parses the results to provide to a HostListViewController
-@interface HostRefresh : NSObject<NSURLConnectionDataDelegate>
-
-// Store data read while the connection is active, and can be used after the
-// connection has been discarded
-@property(nonatomic, copy) NSMutableData* jsonData;
-@property(nonatomic, copy) NSString* errorMessage;
-@property(nonatomic, assign) id<HostRefreshDelegate> delegate;
-
-- (void)refreshHostList:(GTMOAuth2Authentication*)authReq
-               delegate:(id<HostRefreshDelegate>)delegate;
-
-@end
-
-#endif  // REMOTING_IOS_HOST_REFRESH_H_