Fix crash when opening "Select certificate file" in OOBE.

chrome/browser/chromeos/status/status_area_host.h

 // Copyright (c) 2010 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_CHROMEOS_STATUS_STATUS_AREA_HOST_H_
 #define CHROME_BROWSER_CHROMEOS_STATUS_STATUS_AREA_HOST_H_
 
 #include "gfx/native_widget_types.h"
 
 namespace views {
@@ skipping 19 matching lines @@
   // shown.
   virtual bool ShouldOpenButtonOptions(
       const views::View* button_view) const = 0;
 
   // Opens options dialog related to the button specified.
   virtual void OpenButtonOptions(const views::View* button_view) const = 0;
 
   // Indicates if the button specified should be visible at the moment.
   virtual bool IsButtonVisible(const views::View* button_view) const = 0;
 
+  // True if status area hosted in browser. Otherwise it's OOBE/login state.
+  virtual bool IsBrowserMode() const = 0;
+
  protected:
   virtual ~StatusAreaHost() {}
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_STATUS_STATUS_AREA_HOST_H_