Spot the bug

gistfile1.java

    public int getDominantColor(String key) {
        startRead();

        try {
            FaviconsForURL element = permanentBackingMap.get(key);
            if (element == null) {
                element = backingMap.get(key);
            }

            if (element == null) {
                Log.w(LOGTAG, "Cannot compute dominant color of non-cached favicon. Cache fullness " +
                              currentSize.get() + '/' + maxSizeBytes);
                finishRead();
                return 0xFFFFFF;
            }

            return element.ensureDominantColor();
        } finally {
            finishRead();
        }
    }