Reintroduce password support to NativeTextfieldViews

ui/views/controls/textfield/textfield_views_model.h

Index: ui/views/controls/textfield/textfield_views_model.h
diff --git a/ui/views/controls/textfield/textfield_views_model.h b/ui/views/controls/textfield/textfield_views_model.h
index d13a7b6df1eab885ab6b9b2e51de349e78a0324d..1fbd02bb05b2ce42271b9a8b386ec6cc3f56c476 100644
--- a/ui/views/controls/textfield/textfield_views_model.h
+++ b/ui/views/controls/textfield/textfield_views_model.h
@@ -65,10 +65,6 @@ class VIEWS_EXPORT TextfieldViewsModel {
   explicit TextfieldViewsModel(Delegate* delegate);
   virtual ~TextfieldViewsModel();
 
-  void set_is_password(bool is_password) {
-    is_password_ = is_password;
-  }
-
   // Edit related methods.
 
   const string16& GetText() const;
@@ -182,10 +178,6 @@ class VIEWS_EXPORT TextfieldViewsModel {
   // Redo edit. Returns true if redo changed the text.
   bool Redo();
 
-  // Returns visible text. If the field is password, it returns the
-  // sequence of "*".
-  string16 GetVisibleText() const;
-
   // Cuts the currently selected text and puts it to clipboard. Returns true
   // if text has changed after cutting.
   bool Cut();
@@ -249,9 +241,6 @@ class VIEWS_EXPORT TextfieldViewsModel {
   FRIEND_TEST_ALL_PREFIXES(TextfieldViewsModelTest, UndoRedo_CutCopyPasteTest);
   FRIEND_TEST_ALL_PREFIXES(TextfieldViewsModelTest, UndoRedo_ReplaceTest);
 
-  // Returns the visible text given |start| and |end|.
-  string16 GetVisibleText(size_t start, size_t end) const;
-
   // Insert the given |text|. |mergeable| indicates if this insert
   // operation can be merged to previous edit in the edit history.
   void InsertTextInternal(const string16& text, bool mergeable);
@@ -302,9 +291,6 @@ class VIEWS_EXPORT TextfieldViewsModel {
   // The stylized text, cursor, selection, and the visual layout model.
   scoped_ptr<gfx::RenderText> render_text_;
 
-  // True if the text is the password.
-  bool is_password_;
-
   typedef std::list<internal::Edit*> EditHistory;
   EditHistory edit_history_;