Merge "Don't callback if all the delta values are zero."

            return;

        }

        final long[] deltaUidTimeMs = new long[size];

        boolean notify = false;

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

            // Times read will be in units of 10ms

            final long totalTimeMs = Long.parseLong(timesStr[i], 10) * 10;

            deltaUidTimeMs[i] = totalTimeMs - uidTimeMs[i];

            uidTimeMs[i] = totalTimeMs;

            notify = notify || (deltaUidTimeMs[i] > 0);

        }

        if (callback != null) {

        if (callback != null && notify) {

            callback.onUidCpuFreqTime(uid, deltaUidTimeMs);

        }

    }