[ios] Fixed dialogs suppression.

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 1390 matching lines @@
   return scrollView.contentOffset.y == -scrollView.contentInset.top;
 }
 
 - (void)setShouldSuppressDialogs:(BOOL)shouldSuppressDialogs {
   _shouldSuppressDialogs = shouldSuppressDialogs;
   if (_webView) {
     NSString* const kSetSuppressDialogs = [NSString
         stringWithFormat:@"__gCrWeb.setSuppressGeolocationDialogs(%d);",
                          shouldSuppressDialogs];
     [self evaluateJavaScript:kSetSuppressDialogs stringResultHandler:nil];
+    _shouldSuppressDialogsOnWindowIDInjection = NO;
   } else {
     _shouldSuppressDialogsOnWindowIDInjection = shouldSuppressDialogs;
   }
 }
 
 - (GURL)currentURLWithTrustLevel:(web::URLVerificationTrustLevel*)trustLevel {
   DCHECK(trustLevel) << "Verification of the trustLevel state is mandatory";
   if (_webView) {
     GURL url([self webURLWithTrustLevel:trustLevel]);
     // Web views treat all about: URLs as the same origin, which makes it
@@ skipping 4129 matching lines @@
   }
 
   return web::WEB_VIEW_DOCUMENT_TYPE_GENERIC;
 }
 
 - (NSString*)refererFromNavigationAction:(WKNavigationAction*)action {
   return [action.request valueForHTTPHeaderField:@"Referer"];
 }
 
 @end