public function deleteStyle($href, $path = null)
    {
        $key = $this->calculateKey($href, $path);
        if (isset($this->styles[$key])) {
            unset($this->styles[$key]);
        }

        return $this;
    }
public function deleteStyle($href, $path = null)
    {
        $key = $this->calculateKey($href, $path);
        if (isset($this->styles[$key])) {
            unset($this->styles[$key]);
        }

        return $this;
    }
public function deleteStyle ( $ href , $ path = null ) { $ key = $ this -> calculateKey ( $ href , $ path ) ; if ( isset ( $ this -> styles [ $ key ] ) ) { unset ( $ this -> styles [ $ key ] ) ; } return $ this ; }
This method remove css file from list

@param string $href
@param string $path
@return Style
This method remove css file from list