Show the location bar in bookmark apps with security errors.

chrome/browser/ssl/connection_security_helper.h

 // Copyright 2015 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 CHROME_BROWSER_SSL_CONNECTION_SECURITY_HELPER_H_
 #define CHROME_BROWSER_SSL_CONNECTION_SECURITY_HELPER_H_
 
 #include "base/macros.h"
 
 namespace content {
@@ skipping 32 matching lines @@
     // certificate that was installed by the system administrator
     SECURITY_POLICY_WARNING,
 
     // Attempted HTTPS and failed, page not authenticated
     SECURITY_ERROR,
   };
 
   // Returns a security level describing the overall security state of
   // the given |WebContents|.
   static SecurityLevel GetSecurityLevelForWebContents(
-      content::WebContents* web_contents);
+      const content::WebContents* web_contents);
 
  private:
   DISALLOW_IMPLICIT_CONSTRUCTORS(ConnectionSecurityHelper);
 };
 
 #endif  // CHROME_BROWSER_SSL_CONNECTION_SECURITY_HELPER_H_