Please describe the problem:
When using Gthumb to import pictures, it doesn't physically rotate them as it should when the corresponding option is checked.

Steps to reproduce:
1. Take a picture with vertical orientation
2. Import the picture using gthumb --import-photos
3. Check the "Rotate images physically" option


Actual results:
The picture is not rotated physically

Expected results:
The picture to be rotated physically

Does this happen every time?
Yes

Other information:
Here is a patch:

--- gthumb/src/dlg-photo-importer.c     (revision 2034)
+++ gthumb/src/dlg-photo-importer.c     (working copy)
@@ -1468,7 +1468,7 @@
 
                fd = file_data_new (uri, NULL);
                file_data_update (fd);
-               transform = read_orientation_field (fd->path);
+               transform = read_orientation_field (get_file_path_from_uri (fd->path));
                if (image_is_jpeg (uri))
                        success = apply_transformation_jpeg (fd, transform, JPEG_MCU_ACTION_DONT_TRIM, NULL);
                else