[libgxps] parse-utils: avoid mixing files with paths

[Ignacio Casal Quinteiro <icq src gnome org>]

commit 8f04b292c0e551e2ba8dba2c77012699e40685c7
Author: Ignacio Casal Quinteiro <qignacio amazon com>
Date:   Mon Jan 9 10:19:31 2017 +0100

    parse-utils: avoid mixing files with paths
    
    When getting the relative path we should not try to use GFile
    since this will convert internally the paths from / to \ instead
    we should deal with paths directly so the paths do not get
    mixed up on Windows.

 libgxps/gxps-parse-utils.c |   11 +++--------
 1 files changed, 3 insertions(+), 8 deletions(-)
---
diff --git a/libgxps/gxps-parse-utils.c b/libgxps/gxps-parse-utils.c
index cd180e4..ebdf0ff 100644
--- a/libgxps/gxps-parse-utils.c
+++ b/libgxps/gxps-parse-utils.c
@@ -406,8 +406,6 @@ gchar *
 gxps_resolve_relative_path (const gchar *source,
                            const gchar *target)
 {
-       GFile *source_file;
-       GFile *abs_file;
        gchar *dirname;
        gchar *retval;
 
@@ -417,13 +415,10 @@ gxps_resolve_relative_path (const gchar *source,
        dirname = g_path_get_dirname (source);
        if (strlen (dirname) == 1 && dirname[0] == '.')
                dirname[0] = '/';
-       source_file = g_file_new_for_path (dirname);
-       g_free (dirname);
 
-       abs_file = g_file_resolve_relative_path (source_file, target);
-       retval = g_file_get_path (abs_file);
-       g_object_unref (abs_file);
-       g_object_unref (source_file);
+       /* We want / on all platforms */
+       retval = g_build_path ("/", dirname, target, NULL);
+       g_free (dirname);
 
        return retval;
 }