[evince] shell: Sort bookmarks by page number instead of title

[Felipe Borges <felipeborges src gnome org>]

commit fa19890508162c78a23de5d7c43e7456696549b9
Author: Felipe Borges <felipeborges gnome org>
Date:   Sat Oct 1 12:58:16 2016 +0200

    shell: Sort bookmarks by page number instead of title
    
    Bookmarks shouldn't be sorted by their titles but their page
    numbers. Often titles don't have any sorting text, causing
    strcmp to wrongly sort them alphanumerically, just like in the
    bug referenced below.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=772277

 shell/ev-window.c |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)
---
diff --git a/shell/ev-window.c b/shell/ev-window.c
index 7205e11..e384915 100644
--- a/shell/ev-window.c
+++ b/shell/ev-window.c
@@ -4632,7 +4632,11 @@ static gint
 compare_bookmarks (EvBookmark *a,
                   EvBookmark *b)
 {
-       return strcmp (a->title, b->title);
+       if (a->page < b->page)
+               return -1;
+       if (a->page > b->page)
+               return 1;
+       return 0;
 }
 
 static void