[evince] libdocument: Don't copy permissions from original file

[Marek Kašík <mkasik src gnome org>]

commit 0abc378cf13d7eb322ff456772168464ff1d16ba
Author: Marek Kasik <mkasik redhat com>
Date:   Wed Aug 19 17:46:34 2015 +0200

    libdocument: Don't copy permissions from original file
    
    Consider copy as a new file and use default permissions for it
    when saving a copy of opened document.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=753019

 libdocument/ev-file-helpers.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/libdocument/ev-file-helpers.c b/libdocument/ev-file-helpers.c
index 6691a55..59d7b1e 100644
--- a/libdocument/ev-file-helpers.c
+++ b/libdocument/ev-file-helpers.c
@@ -456,7 +456,8 @@ ev_file_copy_metadata (const char *from,
         target_file = g_file_new_for_uri (to);
 
         result = g_file_copy_attributes (source_file, target_file,
-                                         G_FILE_COPY_ALL_METADATA,
+                                         G_FILE_COPY_ALL_METADATA |
+                                         G_FILE_COPY_TARGET_DEFAULT_PERMS,
                                          NULL, error);
 
         g_object_unref (target_file);