Convert NativeTextFieldViews context menu from Menu2 to MenuItemView.

views/controls/textfield/native_textfield_views.h

Index: views/controls/textfield/native_textfield_views.h
diff --git a/views/controls/textfield/native_textfield_views.h b/views/controls/textfield/native_textfield_views.h
index 54c13fb8bf26cd55e382c5846bca0da44c38f869..7f221d555041337d1ddd1a919613fae127b88900 100644
--- a/views/controls/textfield/native_textfield_views.h
+++ b/views/controls/textfield/native_textfield_views.h
@@ -28,7 +28,8 @@ namespace views {
 
 class FocusableBorder;
 class KeyEvent;
-class Menu2;
+class MenuItemView;
+class MenuModelAdapter;
 
 // A views/skia only implementation of NativeTextfieldWrapper.
 // No platform specific code is used.
@@ -206,8 +207,8 @@ class NativeTextfieldViews : public View,
   // changed.
   void UpdateAfterChange(bool text_changed, bool cursor_changed);
 
-  // Utility function to create the context menu if one does not already exist.
-  void InitContextMenuIfRequired();
+  // Utility function to prepare the context menu..
+  void UpdateContextMenu();
 
   // Convenience method to call InputMethod::OnTextInputTypeChanged();
   void OnTextInputTypeChanged();
@@ -266,7 +267,8 @@ class NativeTextfieldViews : public View,
 
   // Context menu and its content list for the textfield.
   scoped_ptr<ui::SimpleMenuModel> context_menu_contents_;
-  scoped_ptr<Menu2> context_menu_menu_;
+  scoped_ptr<views::MenuModelAdapter> context_menu_delegate_;
+  scoped_ptr<views::MenuItemView> context_menu_menu_;
 
   DISALLOW_COPY_AND_ASSIGN(NativeTextfieldViews);
 };