Adds additional fields to web::NavigationItem.

ios/web/public/security_style.h

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// 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 CONTENT_PUBLIC_COMMON_SECURITY_STYLE_H_
-#define CONTENT_PUBLIC_COMMON_SECURITY_STYLE_H_
+#ifndef IOS_WEB_PUBLIC_SECURITY_STYLE_H_
+#define IOS_WEB_PUBLIC_SECURITY_STYLE_H_
 
-namespace content {
+namespace web {
 
 // Various aspects of the UI change their appearance according to the security
 // context in which they are displayed.  For example, the location bar displays
 // a lock icon when it is displayed during a valid SSL connection.
 // SecuritySyle enumerates these styles, but it is up to the UI elements to
 // adjust their display appropriately.
 enum SecurityStyle {
   // SECURITY_STYLE_UNKNOWN indicates that we do not know the proper security
   // style for this object.
   SECURITY_STYLE_UNKNOWN,
 
   // SECURITY_STYLE_UNAUTHENTICATED means the authenticity of this object can
   // not be determined, either because it was retrieved using an unauthenticated
   // protocol, such as HTTP or FTP, or it was retrieved using a protocol that
   // supports authentication, such as HTTPS, but there were errors during
   // transmission that render us uncertain to the object's authenticity.
   SECURITY_STYLE_UNAUTHENTICATED,
 
   // SECURITY_STYLE_AUTHENTICATION_BROKEN indicates that we tried to retrieve
   // this object in an authenticated manner but were unable to do so.
   SECURITY_STYLE_AUTHENTICATION_BROKEN,
 
   // SECURITY_STYLE_AUTHENTICATED indicates that we successfully retrieved this
   // object over an authenticated protocol, such as HTTPS.
   SECURITY_STYLE_AUTHENTICATED,
   SECURITY_STYLE_LAST = SECURITY_STYLE_AUTHENTICATED
 };
 
-}  // namespace content
+}  // namespace web
 
-#endif  // CONTENT_PUBLIC_COMMON_SECURITY_STYLE_H_
+#endif  // IOS_WEB_PUBLIC_SECURITY_STYLE_H_