common.opt (user_vect_verbosity_level): New Variable entry.

	* common.opt (user_vect_verbosity_level): New Variable entry.
	(ftree-vectorizer-verbose=): Mark as UInteger.
	* flag-types.h (enum vect_verbosity_levels): Move from enum
	verbosity_levels in tree-vectorizer.h.
	* opts.c: Don't include tree.h.
	(vect_set_verbosity_level): Move from tree-vectorizer.c.  Use
	gcc_options parameter; take integer option argument.
	(common_handle_option): Update call to vect_set_verbosity_level.
	* tree-vectorizer.c (user_vect_verbosity_level): Remove.
	(vect_set_verbosity_level): Move to opts.c.
	(vect_verbosity_level, vect_print_dump_info): Update for change of
	enum name.
	* tree-vectorizer.h (enum verbosity_levels): Move to flag-types.h.
	(vect_print_dump_info): Update for change of enum name.
	* tree.h (vect_set_verbosity_level): Remove.
	* Makefile.in (opts.o): Update dependencies.

From-SVN: r167113