Stop using inherit FIFO ioctl.

This ioctl never made it to the upstream binder driver;
instead, we're doing priority inheritance at the node
level. Now that M/S/W have the binder driver from common,
stop using it.

Test: /d/binder pri shows correctly
Change-Id: If3fdb4729e97b2e08a9c0490a6857b6bd1d78954
1 file changed