Breack out decl.c (3/n)

	Breack out decl.c (3/n)
	* name-lookup.c: Include flags.h
	(lookup_name_current_level): Make static.
	(add_decl_to_level): Likewise.
	(push_local_binding): Likewise.
	(push_overloaded_decl): Likewise.
	(lookup_using_namespace): Likewise.
	(qualified_lookup_using_namespace): Likewise.
	(lookup_type_current_level): Likewise.
	(unqualified_namespace_lookup): Likewise.
	(namespace_ancestor): Likewise.
	(push_using_directive): Likewise.
	* decl.c (pushdecl): Move to name-lookup.c.
	(pushdecl_top_level_1): Likewise.
	(pushdecl_top_level): Likewise.
	(pushdecl_top_level_and_finish): Likewise.
	(maybe_push_decl): Likewise.
	(push_using_decl): Likewise.
	(push_overloaded_decl): Likewise.
	(make_anon_name): Likewise.
	(anon_cnt): Likewise.
	(clear_anon_tags): Likewise.
	(maybe_inject_for_scope_var): Likewise.
	(check_for_out_of_scope_variable): Likewise.
	* Make-lang.in (cp/name-lookup.o): Depend on flags.h.
	* decl.c (warn_extern_redeclared_static): Export.
	* cp-tree.h (warn_extern_redeclared_static): Declare.

From-SVN: r72492