Upstream ios/web/navigation

ios/web/public/navigation_item.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_NAVIGATION_ITEM_H_
 #define IOS_WEB_PUBLIC_NAVIGATION_ITEM_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string16.h"
 #include "base/time/time.h"
@@ skipping 86 matching lines @@
   // page is reloaded.)
   //
   // If GetTimestamp() returns a null time, that means that either:
   //
   //   - this navigation hasn't completed yet;
   //   - this navigation was restored and for some reason the
   //     timestamp wasn't available;
   //   - or this navigation was copied from a foreign session.
   virtual void SetTimestamp(base::Time timestamp) = 0;
   virtual base::Time GetTimestamp() const = 0;
+
+  // |true| if this item contains unsafe resources and will be removed. This
+  // property doesn't get serialized.
+  virtual void SetUnsafe(bool is_unsafe) = 0;
+  virtual bool IsUnsafe() const = 0;
 };
 
 }  // namespace web
 
 #endif  // IOS_WEB_PUBLIC_NAVIGATION_ITEM_H_