Convert diagnostics to use quoting flag q 3/n

Convert diagnostics to use quoting flag q 3/n

cp/
        Convert diagnostics to use quoting flag q 3/n
        * decl.c (pop_label, duplicate_decls,
        redeclaration_error_message,
        redeclaration_error_message, lookup_label, check_goto,
        make_typename_type, make_unbound_class_template,
        fixup_anonymous_aggr, check_tag_decl, start_decl,
        start_decl_1,
        grok_reference_init, layout_var_decl, maybe_commonize_var,
        check_for_uninitialized_const_var, reshape_init_array,
        reshape_init, check_initializer, cp_finish_decl,
        member_function_or_else, bad_specifiers, grokfndecl,
        grokvardecl,
        check_static_variable_definition, compute_array_index_type,
        create_array_type_for_decl,
        check_special_function_return_type,
        grokdeclarator, check_default_argument, grokparms,
        grok_ctor_properties, grok_op_properties,
        check_elaborated_type_specifier, xref_tag, finish_enum,
        build_enumerator, check_function_type,
        start_preparsed_function,
        store_parm_decls): Use quoting formats.
        * decl2.c (grok_array_decl, delete_sanity,
        check_member_template,
        check_java_method, check_classfn,
        finish_static_data_member_decl,
        grokfield, grokbitfield, grok_function_init,
        build_anon_union_vars, coerce_new_type, coerce_delete_type,
        check_default_args): Likewise.
        * parser.c (cp_parser_decl_specifier_seq): Likewise.

testsuite/
        * g++.dg/template/local1.C: Adjust quoting marks in
        testing for diagnostics.
        * g++.dg/tls/diag-2.C: Likewise.
        * g++.dg/other/error8.C: Likewise.

From-SVN: r88478