set a default country in the autofill dialog.

chrome/browser/ui/autofill/autofill_dialog_models.h

Index: chrome/browser/ui/autofill/autofill_dialog_models.h
diff --git a/chrome/browser/ui/autofill/autofill_dialog_models.h b/chrome/browser/ui/autofill/autofill_dialog_models.h
index a710e6364a054b1f3e51bb30a8c81ec518889a95..33cd33e1f2f1fdf7e88080d2e284aaef436e4914 100644
--- a/chrome/browser/ui/autofill/autofill_dialog_models.h
+++ b/chrome/browser/ui/autofill/autofill_dialog_models.h
@@ -103,23 +103,6 @@ class YearComboboxModel : public ui::ComboboxModel {
   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_