ipa-struct-reorg.c (make_field_acc_node, [...]): Use XCNEW instead of xcalloc.

ipa-struct-reorg.c (make_field_acc_node, [...]): Use XCNEW instead of xcalloc.

	* ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
	Use XCNEW instead of xcalloc.
	(add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
	XNEW instead of xmalloc.
	(get_fields): Use XNEWVEC instead of xmalloc.

From-SVN: r156905