[PATCH 4/9] powerpc/PCI hotplug: remove remove_bus_device()

[John Rose]

The function rpaphp_eeh_remove_bus_device() is a dupe of 
eeh_remove_bus_device(). Remove it.

Signed-off-by: Linas Vepstas <linas at austin.ibm.com>
Acked-by: John Rose <johnrose at austin.ibm.com>