_get_non_cached_ids()
Function: Retrieves IDs that are not already present in the cache.
Source: wp-includes/functions.php:7129
_device_can_upload()
Function: Tests if the current device has the capability to upload files.
Source: wp-includes/functions.php:7150
__return_null()
Function: Returns null.
Source: wp-includes/functions.php:6876
_ajax_wp_die_handler()
Function: Kills WordPress execution and displays Ajax response with an error message.
Source: wp-includes/functions.php:3973
_scalar_wp_die_handler()
Function: Kills WordPress execution and displays an error message.
Source: wp-includes/functions.php:4172
wp_die_ajax_handler
Filter Hook: Filters the callback for killing WordPress execution for Ajax requests.
Source: wp-includes/functions.php:3703
wp_die_xmlrpc_handler
Filter Hook: Filters the callback for killing WordPress execution for XML-RPC requests.
Source: wp-includes/functions.php:3730
Custom_Background::attachment_fields_to_edit()
Method:
Source: wp-admin/includes/class-custom-background.php:604
Custom_Background::filter_upload_tabs()
Method:
Source: wp-admin/includes/class-custom-background.php:615
Custom_Background::wp_set_background_image()
Method:
Source: wp-admin/includes/class-custom-background.php:623