linux-imx

irqdomain: Kill off duplicate definitions.

Presently irqdomain.h has duplicate definitions for irq_find_host() and
irq_set_default_host(), presumably from merge damage. Kill off the
duplicates.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>