[file-roller] fr-new-archive-dialog: Do not fail if access::can-write is not set

[Paolo Bacchilega <paobac src gnome org>]

commit d18585e5176c4e8aeb5b9d1122543b7024da9e4c
Author: Ondrej Holy <oholy redhat com>
Date:   Tue Jun 14 10:44:51 2016 +0200

    fr-new-archive-dialog: Do not fail if access::can-write is not set
    
    Some file info attributes can't be reliably set for remote filesystem
    and thus they are unset. Use g_file_info_has_attribute to check whether
    attribute is set. Do not fail if the attribute is not set.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=688714

 src/fr-new-archive-dialog.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/src/fr-new-archive-dialog.c b/src/fr-new-archive-dialog.c
index 46dc930..594bf22 100644
--- a/src/fr-new-archive-dialog.c
+++ b/src/fr-new-archive-dialog.c
@@ -425,7 +425,8 @@ fr_new_archive_dialog_get_file (FrNewArchiveDialog  *self,
                return NULL;
        }
 
-       if (! g_file_info_get_attribute_boolean (parent_info, G_FILE_ATTRIBUTE_ACCESS_CAN_WRITE)) {
+       if (g_file_info_has_attribute (parent_info, G_FILE_ATTRIBUTE_ACCESS_CAN_WRITE) &&
+                                      ! g_file_info_get_attribute_boolean (parent_info, 
G_FILE_ATTRIBUTE_ACCESS_CAN_WRITE)) {
                dialog = _gtk_error_dialog_new (GTK_WINDOW (self),
                                                GTK_DIALOG_MODAL,
                                                NULL,