A process should never require being reference counted in this
situation. If the handle to a process is freed before this function is
called, it's definitely a bug with our lifetime management, so we can
put the requirement in place for the API that the process must be a
valid instance.
Many of these aren't necessary and will cause this file to be required
to be recompiled whenever any changes to those files are made, which
lengthens compile times for no reason.
This also removes an unused metadata variable from AppLoader_XCI
