private void RemoveButton(string buttonName, int index)
{
if (EditorUtility.DisplayDialog("Are you sure?", "Are you sure you want to remove " + buttonName + " ?", "Yes", "No"))
{
Undo.RecordObject(m_Target, "Undo Inspector");
m_Target.RemoveButton(index);
EditorUtility.SetDirty(target);
}
}