set a default country in the autofill dialog.

chrome/browser/ui/autofill/autofill_dialog_models.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_AUTOFILL_AUTOFILL_DIALOG_MODELS_H_
 #define CHROME_BROWSER_UI_AUTOFILL_AUTOFILL_DIALOG_MODELS_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 85 matching lines @@
   virtual int GetItemCount() const OVERRIDE;
   virtual string16 GetItemAt(int index) OVERRIDE;
 
  private:
   // The current year (e.g., 2012).
   int this_year_;
 
   DISALLOW_COPY_AND_ASSIGN(YearComboboxModel);
 };
 
-// A model for countries.
-class CountryComboboxModel : public ui::ComboboxModel {
- public:
-  CountryComboboxModel();
-  virtual ~CountryComboboxModel();
-
-  // ui::Combobox implementation:
-  virtual int GetItemCount() const OVERRIDE;
-  virtual string16 GetItemAt(int index) OVERRIDE;
-
- private:
-  // The list of all countries.
-  std::vector<std::string> country_codes_;
-
-  DISALLOW_COPY_AND_ASSIGN(CountryComboboxModel);
-};
-
 }  // autofill
 
 #endif  // CHROME_BROWSER_UI_AUTOFILL_AUTOFILL_DIALOG_MODELS_H_