Removed webControllerDidUpdateSSLStatusForCurrentNavigationItem:.

ios/chrome/browser/tabs/tab.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/chrome/browser/tabs/tab.h"
 
 #import <CoreLocation/CoreLocation.h>
 #import <UIKit/UIKit.h>
 
 #include <utility>
@@ skipping 1895 matching lines @@
 
 - (void)webControllerDidSuppressDialog:(id)webController {
   DCHECK(isPrerenderTab_);
   [delegate_ discardPrerender];
 }
 
 - (CGFloat)headerHeightForWebController:(CRWWebController*)webController {
   return [self.tabHeadersDelegate headerHeightForTab:self];
 }
 
-- (void)webControllerDidUpdateSSLStatusForCurrentNavigationItem:
-    (CRWWebController*)webController {
+- (void)webStateDidChangeVisibleSecurityState:(web::WebState*)webState {
   // Disable fullscreen if SSL cert is invalid.
   web::NavigationItem* item = [self navigationManager]->GetTransientItem();
-  web::SecurityStyle securityStyle =
-      item ? item->GetSSL().security_style : web::SECURITY_STYLE_UNKNOWN;
-  if (securityStyle == web::SECURITY_STYLE_AUTHENTICATION_BROKEN) {
-    [fullScreenController_ disableFullScreen];
+  if (item) {
+    web::SecurityStyle securityStyle = item->GetSSL().security_style;
+    if (securityStyle == web::SECURITY_STYLE_AUTHENTICATION_BROKEN) {
+      [fullScreenController_ disableFullScreen];
+    }
   }
 
   [parentTabModel_ notifyTabChanged:self];
   [self updateFullscreenWithToolbarVisible:YES];
 }
 
 - (void)renderProcessGoneForWebState:(web::WebState*)webState {
   if (browserState_ && !browserState_->IsOffTheRecord()) {
     // Report the crash.
     GetApplicationContext()
@@ skipping 174 matching lines @@
 
 - (TabModel*)parentTabModel {
   return parentTabModel_;
 }
 
 - (FormInputAccessoryViewController*)inputAccessoryViewController {
   return inputAccessoryViewController_.get();
 }
 
 @end