7 calls to file_get_stream_wrappers()

file_field_settings_form in drupal/modules/file/file.field.inc
Implements hook_field_settings_form().
file_stream_wrapper_get_class in drupal/includes/file.inc
Returns the stream wrapper class name for a given scheme.
image_field_settings_form in drupal/modules/image/image.field.inc
Implements hook_field_settings_form().
image_gd_save in drupal/modules/system/image.gd.inc
GD helper to write an image resource to a destination file.
image_style_flush in drupal/modules/image/image.module
Flushes cached media for a style.
system_file_system_settings in drupal/modules/system/system.admin.inc
Form builder; Configure the site file handling.
_drupal_bootstrap_full in drupal/includes/common.inc