Merge "Do best effort network estimate calculation."

    private void updateNetworkBytesLocked() {

        mTotalNetworkDownloadBytes = job.getEstimatedNetworkDownloadBytes();

        if (mTotalNetworkDownloadBytes < 0) {

            // Legacy apps may have provided invalid negative values. Ignore invalid values.

            mTotalNetworkDownloadBytes = JobInfo.NETWORK_BYTES_UNKNOWN;

        }

        mTotalNetworkUploadBytes = job.getEstimatedNetworkUploadBytes();

        if (mTotalNetworkUploadBytes < 0) {

            // Legacy apps may have provided invalid negative values. Ignore invalid values.

            mTotalNetworkUploadBytes = JobInfo.NETWORK_BYTES_UNKNOWN;

        }

        // Minimum network chunk bytes has had data validation since its introduction, so no

        // need to do validation again.

        mMinimumNetworkChunkBytes = job.getMinimumNetworkChunkBytes();

        if (pendingWork != null) {

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

                if (mTotalNetworkDownloadBytes != JobInfo.NETWORK_BYTES_UNKNOWN) {

                    // If any component of the job has unknown usage, we don't have a

                    // complete picture of what data will be used, and we have to treat the

                    // entire up/download as unknown.

                long downloadBytes = pendingWork.get(i).getEstimatedNetworkDownloadBytes();

                    if (downloadBytes != JobInfo.NETWORK_BYTES_UNKNOWN) {

                if (downloadBytes != JobInfo.NETWORK_BYTES_UNKNOWN && downloadBytes > 0) {

                    // If any component of the job has unknown usage, we won't have a

                    // complete picture of what data will be used. However, we use what we are given

                    // to get us as close to the complete picture as possible.

                    if (mTotalNetworkDownloadBytes != JobInfo.NETWORK_BYTES_UNKNOWN) {

                        mTotalNetworkDownloadBytes += downloadBytes;

                    } else {

                        mTotalNetworkDownloadBytes = downloadBytes;

                    }

                }

                if (mTotalNetworkUploadBytes != JobInfo.NETWORK_BYTES_UNKNOWN) {

                    // If any component of the job has unknown usage, we don't have a

                    // complete picture of what data will be used, and we have to treat the

                    // entire up/download as unknown.

                long uploadBytes = pendingWork.get(i).getEstimatedNetworkUploadBytes();

                    if (uploadBytes != JobInfo.NETWORK_BYTES_UNKNOWN) {

                if (uploadBytes != JobInfo.NETWORK_BYTES_UNKNOWN && uploadBytes > 0) {

                    // If any component of the job has unknown usage, we won't have a

                    // complete picture of what data will be used. However, we use what we are given

                    // to get us as close to the complete picture as possible.

                    if (mTotalNetworkUploadBytes != JobInfo.NETWORK_BYTES_UNKNOWN) {

                        mTotalNetworkUploadBytes += uploadBytes;

                    } else {

                        mTotalNetworkUploadBytes = uploadBytes;

                    }

                }

                final long chunkBytes = pendingWork.get(i).getMinimumNetworkChunkBytes();