@Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }
        if (!(o instanceof HeaderName)) {
            return false;
        }
        HeaderName that = (HeaderName) o;
        return this.normalised.equals(that.normalised);
    }
Gets the original, non-normalized name for this header.
zuul-core/src/main/java/com/netflix/zuul/message/HeaderName.java