create_using_data (Imlib2::Image)

    /*
     * Returns a new Imlib2::Image initialized with the specified data.
     *
     * Examples:
     *   other_image = Imlib2::Image.load 'sample_file.png'
     *   width, height = other_image.width, other_image.height
     *   data = other_image.data_for_reading_only
     *   image = Imlib2::Image.create_using_data width, height, data
     *
     */
    VALUE image_create_using_data(VALUE klass, VALUE w, VALUE h, VALUE data_o) {