Revert parts of c3337bdd

We still need a copy for the plugins.
Signed-off-by: Sebastian Ramacher <sebastian+dev@ramacher.at>

zathura/zathura.c

@@ -577,11 +577,6 @@ document_info_open(gpointer data)
         file = g_file_get_path(gf);
       }
       else {
-        char* gf_file_path = g_file_get_path(gf);
-        if (gf_file_path != NULL) {
-          /* file is not given via a native path, but available from a path */
-          file = gf_file_path;
-        } else {
         /* copy file with GIO */
         file = prepare_document_open_from_gfile(document_info->zathura, gf);
         if (file == NULL) {
@@ -591,7 +586,6 @@ document_info_open(gpointer data)
           document_info->zathura->stdin_support.file = g_strdup(file);
         }
       }
-      }
       g_object_unref(gf);
     }