Bundle/CoreBundle/Builder/ViewCssBuilder.php
public function updateViewCss($oldHash, View $view, array $widgets)
    {
        $this->removeCssFile($oldHash);
        $this->generateViewCss($view, $widgets);
    }
public function updateViewCss($oldHash, View $view, array $widgets)
    {
        $this->removeCssFile($oldHash);
        $this->generateViewCss($view, $widgets);
    }
public function updateViewCss ( $ oldHash , View $ view , array $ widgets ) { $ this -> removeCssFile ( $ oldHash ) ; $ this -> generateViewCss ( $ view , $ widgets ) ; }
Update css by removing old file and writing new file.

@param $oldHash
@param View  $view
@param array $widgets
Update css by removing old file and writing new file .