Cannot install styles using an install profile

I am getting this error:

An AJAX HTTP error occurred. HTTP Result Code: 200 Debugging information follows. Path: http://workspace/vih_dk_build/install.php?profile=vih_dk&locale=en&id=1&... StatusText: OK ResponseText: Fatal error: Call to undefined function file_directory_path() in /home/lsolesen/workspace/vih_dk_build/profiles/vih_dk/modules/styles/contrib/file_styles/file_styles.install on line 14 Call Stack: 0.0002 63560 1. {main}() /home/lsolesen/workspace/vih_dk_build/install.php:0 0.0068 479632 2. install_drupal() /home/lsolesen/workspace/vih_dk_build/install.php:27 0.1904 7482436 3. install_run_tasks() /home/lsolesen/workspace/vih_dk_build/includes/install.core.inc:80 1.2724 19721112 4. install_run_task() /home/lsolesen/workspace/vih_dk_build/includes/install.core.inc:344 1.2744 19826040 5. _batch_page() /home/lsolesen/workspace/vih_dk_build/includes/install.core.inc:454 1.2753 19835664 6. _batch_do() /home/lsolesen/workspace/vih_dk_build/includes/batch.inc:81 1.2753 19835664 7. _batch_process() /home/lsolesen/workspace/vih_dk_build/includes/batch.inc:163 1.2779 19926368 8. call_user_func_array() /home/lsolesen/workspace/vih_dk_build/includes/batch.inc:286 1.2779 19926592 9. _install_module_batch() /home/lsolesen/workspace/vih_dk_build/includes/batch.inc:0 1.2779 19927060 10. module_enable() /home/lsolesen/workspace/vih_dk_build/includes/install.core.inc:1565 1.8998 20384764 11. module_invoke() /home/lsolesen/workspace/vih_dk_build/includes/module.inc:424 1.8998 20385392 12. call_user_func_array() /home/lsolesen/workspace/vih_dk_build/includes/module.inc:745 1.8999 20385716 13. file_styles_install() /home/lsolesen/workspace/vih_dk_build/includes/module.inc:0