public function image_icon($pix, $alt, $component='moodle', array $attributes = null) {
        $icon = new image_icon($pix, $alt, $component, $attributes);
        return $this->render($icon);
    }
public function image_icon($pix, $alt, $component='moodle', array $attributes = null) {
        $icon = new image_icon($pix, $alt, $component, $attributes);
        return $this->render($icon);
    }
public function image_icon ( $ pix , $ alt , $ component = 'moodle' , array $ attributes = null ) { $ icon = new image_icon ( $ pix , $ alt , $ component , $ attributes ) ; return $ this -> render ( $ icon ) ; }
Return HTML for an image_icon.

Theme developers: DO NOT OVERRIDE! Please override function
{@link core_renderer::render_image_icon()} instead.

@param string $pix short pix name
@param string $alt mandatory alt attribute
@param string $component standard compoennt name like 'moodle', 'mod_forum', etc.
@param array $attributes htm lattributes
@return string HTML fragment
Return HTML for an image_icon .