Fixed navigation for displayed SSL interstitials.

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 2112 matching lines @@
     return;
   }
 
   if (!_webStateImpl->IsShowingWebInterstitial())
     [self recordStateInHistory];
   CRWSessionEntry* fromEntry = sessionController.currentEntry;
   CRWSessionEntry* toEntry = entries[index];
 
   NSUserDefaults* userDefaults = [NSUserDefaults standardUserDefaults];
   if (![userDefaults boolForKey:@"PendingIndexNavigationDisabled"]) {
+    [self clearTransientContentView];
+
     BOOL sameDocumentNavigation = [sessionController
         isSameDocumentNavigationBetweenItem:fromEntry.navigationItem
                                     andItem:toEntry.navigationItem];
     if (sameDocumentNavigation) {
       [self.sessionController goToItemAtIndex:index];
       // TODO(crbug.com/684098): move this call out this block to avoid code
       // duplication.
       [self webWillFinishHistoryNavigationFromEntry:fromEntry];
       [self updateHTML5HistoryState];
     } else {
@@ skipping 3141 matching lines @@
 - (void)simulateLoadRequestWithURL:(const GURL&)URL {
   _lastRegisteredRequestURL = URL;
   _loadPhase = web::LOAD_REQUESTED;
 }
 
 - (NSString*)refererFromNavigationAction:(WKNavigationAction*)action {
   return [action.request valueForHTTPHeaderField:@"Referer"];
 }
 
 @end