Remove text/htmlh
It's not clear whether text/htmlh was meant to be a synonym of application/vnd.ms-htmlhelp or a subclass of text/html. In either case, a Google search turned up zero examples of anyone using it.
It's not clear whether text/htmlh was meant to be a synonym of application/vnd.ms-htmlhelp or a subclass of text/html. In either case, a Google search turned up zero examples of anyone using it.