New smart passsword bubble algorithm.

chrome/browser/ui/passwords/save_password_refusal_combobox_model.h

Index: chrome/browser/ui/passwords/save_password_refusal_combobox_model.h
diff --git a/chrome/browser/ui/passwords/save_password_refusal_combobox_model.h b/chrome/browser/ui/passwords/save_password_refusal_combobox_model.h
index 6a928780fe980fc73366d4085a0293774cce4f82..49c59cd6a509807a4830edd17257934c771bb760 100644
--- a/chrome/browser/ui/passwords/save_password_refusal_combobox_model.h
+++ b/chrome/browser/ui/passwords/save_password_refusal_combobox_model.h
@@ -12,19 +12,26 @@
 
 class SavePasswordRefusalComboboxModel : public ui::ComboboxModel {
  public:
-  enum { INDEX_NOPE = 0, INDEX_NEVER_FOR_THIS_SITE = 1 };
-
-  SavePasswordRefusalComboboxModel();
+  explicit SavePasswordRefusalComboboxModel(bool never_is_default);
   ~SavePasswordRefusalComboboxModel() override;
 
- private:
+  int index_nope() const {
+    return never_is_default_ ? 1 : 0;
+  }
+
+  int index_never() const {
+    return never_is_default_ ? 0 : 1;
+  }
+
   // Overridden from ui::ComboboxModel:
   int GetItemCount() const override;
   base::string16 GetItemAt(int index) override;
   bool IsItemSeparatorAt(int index) override;
   int GetDefaultIndex() const override;
 
+ private:
   std::vector<base::string16> items_;
+  const bool never_is_default_;
 
   DISALLOW_COPY_AND_ASSIGN(SavePasswordRefusalComboboxModel);
 };