[Intel-gfx] [PATCH i-g-t] lib: Move trash_bos to their only user

[Chris Wilson]

Quoting Chris Wilson (2018-07-18 11:56:27)
> Only pm_rpm still uses the igt_trash_aperture() and so we can remove it
> from the lib and in the process convert it over from the legacy
> libdrm_intel.
> 
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
> Cc: Michał Winiarski <michal.winiarski at intel.com>

Hi Michał, will you be my victim for today?
-Chris