WordPress at a glance
filter is not described

cached_mobile_prefixes filter-hook . WPSCache 1.0

Usage

add_filter( 'cached_mobile_prefixes', 'filter_function_name_5395' );
function filter_function_name_5395( $wp_cache_mobile_prefixes ){
	// filter...

	return $wp_cache_mobile_prefixes;
}
$wp_cache_mobile_prefixes
-

Where the hook is called

wp_cache_manager()
cached_mobile_prefixes
wp-super-cache/wp-cache.php 792
$wp_cache_mobile_prefixes = apply_filters( 'cached_mobile_prefixes', $wp_cache_mobile_prefixes ); // Allow mobile plugins access to modify the mobile UA prefix list

Where in WP core the hook is used WP Super Cache

Usage not found.