WordPress at a glance
filter is not described

wp_http_accept_encoding filter-hook . WP 3.6.0

Filters the allowed encoding types.

Usage

add_filter( 'wp_http_accept_encoding', 'filter_function_name_1036', 10, 3 );
function filter_function_name_1036( $type, $url, $args ){
	// filter...

	return $type;
}
$type(array)
Encoding types allowed. Accepts 'gzinflate', 'gzuncompress', 'gzdecode'.
$url(string)
URL of the HTTP request.
$args(array)
HTTP request arguments.

Where the hook is called

WP_Http_Encoding::accept_encoding()
wp-includes/class-wp-http-encoding.php 173
$type = apply_filters( 'wp_http_accept_encoding', $type, $url, $args );

Where the hook is used (in WP core)

Does not used.