[Patch] Missing plugin header files

[Steve Ellcey]

> >>
> >> 2015-01-14  Steve Ellcey  <sellcey@mips.com>
> >>
> >>         * Makefile.in (PLUGIN_HEADERS): Add dominance.h, cfg.h, cfgrtl.h,
> >>         cfganal.h, cfgbuild.h, cfgcleanup.h, lcm.h, builtins.def,
> >>         chkp-builtins.def, and pass-instances.def
> >>
> Should pass-instances.def be removed from ChangeLog since it was
> already present in PLUGIN_HEADERS ?
> 
> Thanks,
> Prathamesh

Looks like a cut-n-paste error on my part when I copied the file names
from Makefile.in to ChangeLog.  I will fix the ChangeLog entry.

Steve Ellcey