tree-data-ref.c (estimate_niter_from_size_of_data): Replace fold_build2 with fold_binary.

tree-data-ref.c (estimate_niter_from_size_of_data): Replace fold_build2 with fold_binary.

	* tree-data-ref.c (estimate_niter_from_size_of_data): Replace
	fold_build2 with fold_binary.
	* tree-ssa-ccp.c (visit_assignment, maybe_fold_stmt_addition):
	Replace fold_build1 with fold_unary.
	* tree-ssa-reassoc.c (optimize_ops_list): Replace fold_build2
	with fold_binary.

From-SVN: r108913