cuintp.c: Update comments to refer to tree_fits_shwi_p rather than host_integerp.

cuintp.c: Update comments to refer to tree_fits_shwi_p rather than host_integerp.

gcc/ada/
	* gcc-interface/cuintp.c: Update comments to refer to
	tree_fits_shwi_p rather than host_integerp.
	* gcc-interface/decl.c (gnat_to_gnu_entity): Use tree_fits_uhwi_p
	rather than host_integerp.
	* gcc-interface/utils.c (rest_of_record_type_compilation): Likewise.

gcc/
	* expr.h: Update comments to refer to tree_fits_[su]hwi_p rather
	than host_integerp.

From-SVN: r204957