* call.c (reference_binding): Use cp_build_qualified_type_real
	and cp_type_quals consistently.
	(add_function_candidate): Likewise.
	(build_conditional_expr): Likewise.
	(convert_like_real): Likewise.
	(type_passed_as): Likewise.
	* class.c (add_method): Likewise.
	(same_signature_p): Likewise.
	(layout_class_type): Likewise.
	* decl.c (cxx_init_decl_processing): Likewise.
	(cp_fname_init): Likewise.
	(grokdeclarator): Likewise.
	* decl2.c (cp_reconstruct_complex_type): Likewise.
	* init.c (build_new_1): Likewise.
	* method.c (do_build_copy_constructor): Likewise.
	(implicitly_declare_fn): Likewise.
	* pt.c (tsubst_aggr_type): Likewise.
	(tsubst): Likewise.
	* rtti.c (init_rtti_processing): Likewise.
	(build_headof): Likewise.
	(build_dynamic_cast_1): Likewise.
	(tinfo_base_init): Likewise.
	(emit_support_tinfos): Likewise.
	* semantics.c (capture_decltype): Likewise.
	* tree.c (cv_unqualified): Likewise.
	* typeck.c (composite_pointer_type): Likewise.
	(string_conv_p): Likewise.

	* mangle.c (write_CV_qualifiers_for_type): Tweak.

	* call.c (initialize_reference): Use CP_TYPE_CONST_P.
	* decl.c (start_decl): Likewise.
	* semantics.c (finish_compound_literal): Likewise.
	* typeck.c (check_return_expr): Use CP_TYPE_VOLATILE_P.
	(cp_type_readonly): Remove.
	* cp-tree.h: Remove declaration.

From-SVN: r159599