Fix a crash when trying to input phone number in the autofill settings page while running as guest …

chrome/browser/ui/webui/options2/autofill_options_handler2.h

 // Copyright (c) 2012 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_UI_WEBUI_OPTIONS2_AUTOFILL_OPTIONS_HANDLER2_H_
 #define CHROME_BROWSER_UI_WEBUI_OPTIONS2_AUTOFILL_OPTIONS_HANDLER2_H_
 
 #include <string>
 
 #include "base/compiler_specific.h"
@@ skipping 64 matching lines @@
   // |args| - an array containing the GUID of the credit card followed by the
   // credit card data.
   void SetCreditCard(const base::ListValue* args);
 
   // Validates a list of phone numbers.  The resulting validated list of
   // numbers is then sent back to the WebUI.
   // |args| - an array containing the index of the modified or added number, the
   // array of numbers, and the country code string set on the profile.
   void ValidatePhoneNumbers(const base::ListValue* args);
 
+  // Returns true if |personal_data_| is non-null and loaded.
+  bool IsPersonalDataLoaded() const;
+
   // The personal data manager, used to load Autofill profiles and credit cards.
   // Unowned pointer, may not be NULL.
   PersonalDataManager* personal_data_;
 
   DISALLOW_COPY_AND_ASSIGN(AutofillOptionsHandler);
 };
 
 }  // namespace options2
 
 #endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS2_AUTOFILL_OPTIONS_HANDLER2_H_