[ios] Removed CertVerifierBlockAdapter.

ios/web/web_state/ui/crw_web_controller.mm

 // 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.
 
 #import "ios/web/web_state/ui/crw_web_controller.h"
 
 #import <WebKit/WebKit.h>
 
 #import <objc/runtime.h>
 #include <stddef.h>
@@ skipping 1262 matching lines @@
 }
 
 - (void)dismissModals {
   if ([self.nativeController respondsToSelector:@selector(dismissModals)])
     [self.nativeController dismissModals];
 }
 
 // Caller must reset the delegate before calling.
 - (void)close {
   _SSLStatusUpdater.reset();
-  [_certVerificationController shutDown];
 
   self.nativeProvider = nil;
   self.swipeRecognizerProvider = nil;
   if ([self.nativeController respondsToSelector:@selector(close)])
     [self.nativeController close];
 
   base::scoped_nsobject<NSSet> observers([_observers copy]);
   for (id it in observers.get()) {
     if ([it respondsToSelector:@selector(webControllerWillClose:)])
       [it webControllerWillClose:self];
@@ skipping 4371 matching lines @@
   }
 
   return web::WEB_VIEW_DOCUMENT_TYPE_GENERIC;
 }
 
 - (NSString*)refererFromNavigationAction:(WKNavigationAction*)action {
   return [action.request valueForHTTPHeaderField:@"Referer"];
 }
 
 @end