Function brotli::enc::ir_interpret::compute_huffman_table_index_for_context_map

fn compute_huffman_table_index_for_context_map(
    prev_byte: u8,
    prev_prev_byte: u8,
    literal_context_map: &[u8],
    prediction_mode: LiteralPredictionModeNibble,
    block_type: u8,
) -> (usize, u8)