protected function cleanDevelopmentFiles(Collection $collection, Entry $entry)
    {
        foreach ($entry->getDevelopmentAssets() as $assets)
        {
            foreach ($assets as $asset)
            {
                $wildcardPath = $this->replaceFingerprintWithWildcard($asset);

                $this->deleteMatchingFiles($this->buildPath.'/'.$collection->getIdentifier().'/'.$wildcardPath, array_values($assets));
            }
        }
    }