Merge "Implement equals() and hashCode() like a good little object." into jb-mr1-dev

        mNum = 0;

    }

    @Override

    public boolean equals(Object o) {

        return o instanceof WorkSource && !diff((WorkSource)o);

    }

    @Override

    public int hashCode() {

        int result = 0;

        for (int i = 0; i < mNum; i++) {

            result = ((result << 4) | (result >>> 28)) ^ mUids[i];

        }

        return result;

    }

    /**

     * Compare this WorkSource with another.

     * @param other The WorkSource to compare against.