Fix include guards of files in src/ios.

ios/web/public/load_committed_details.h

 // Copyright 2014 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_PUBLIC_WEB_LOAD_COMMITTED_DETAILS_H_
-#define IOS_WEB_PUBLIC_WEB_LOAD_COMMITTED_DETAILS_H_
+#ifndef IOS_WEB_PUBLIC_LOAD_COMMITTED_DETAILS_H_
+#define IOS_WEB_PUBLIC_LOAD_COMMITTED_DETAILS_H_
 
 #include "url/gurl.h"
 
 namespace web {
 class NavigationItem;
 
 struct LoadCommittedDetails {
   // By default, the item will be filled according to a new main frame
   // navigation.
   LoadCommittedDetails();
 
   // The committed item. This will be the active item in the controller.
   web::NavigationItem* item;
 
   // The index of the previously committed navigation item. This will be -1
   // if there are no previous items.
   int previous_item_index;
 
   // The previous URL that the user was on. This may be empty if none.
   GURL previous_url;
 
   // True if the navigation was in-page. This means that the active item's
   // URL and the |previous_url| are the same except for reference fragments.
   bool is_in_page;
 };
 
 }  // namespace web
 
-#endif  // IOS_WEB_PUBLIC_WEB_LOAD_COMMITTED_DETAILS_H_
+#endif  // IOS_WEB_PUBLIC_LOAD_COMMITTED_DETAILS_H_