[ios] Removed CertVerifierBlockAdapter.

ios/web/net/crw_cert_verification_controller.h

 // Copyright 2015 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_WEB_NET_CRW_CERT_VERIFICATION_CONTROLLER_H_
 #define IOS_WEB_NET_CRW_CERT_VERIFICATION_CONTROLLER_H_
 
 #import <Foundation/Foundation.h>
 
 #include "base/mac/scoped_cftyperef.h"
@@ skipping 71 matching lines @@
 // Records that |cert| is permitted to be used for |host| in future calls to
 // |decideLoadPolicyForTrust:host:completionHandler:|. |host| should be in an
 // ASCII-compatible form. Subsequent calls to
 // |decideLoadPolicyForTrust:host:completionHandler:| for the same
 // |cert|/|host| tuple and same |status| (or a subset of the given |status|)
 // will return CERT_ACCEPT_POLICY_RECOVERABLE_ERROR_ACCEPTED_BY_USER.
 - (void)allowCert:(scoped_refptr<net::X509Certificate>)cert
           forHost:(NSString*)host
            status:(net::CertStatus)status;
 
-// Invalidates CRWCertVerificationController. Must always be called before
-// object's deallocation.
-- (void)shutDown;
-
 @end
 
 #endif  // IOS_WEB_NET_CRW_CERT_VERIFICATION_CONTROLLER_H_