Merge "[SP19] Reduce log when set limit and request stats update" am: aefe8de1

        @Override

        public void setLimit(String iface, long quotaBytes) {

            mLog.i("setLimit: " + iface + "," + quotaBytes);

            // Listen for all iface is necessary since upstream might be changed after limit

            // is set.

            mHandler.post(() -> {

                final Long curIfaceQuota = mInterfaceQuotas.get(iface);

                // If the quota is set to unlimited, the value set to HAL is Long.MAX_VALUE,

                // which is ~8.4 x 10^6 TiB, no one can actually reach it. Thus, it is not

                // useful to set it multiple times.

                // Otherwise, the quota needs to be updated to tell HAL to re-count from now even

                // if the quota is the same as the existing one.

                if (null == curIfaceQuota && QUOTA_UNLIMITED == quotaBytes) return;

                if (quotaBytes == QUOTA_UNLIMITED) {

                    mInterfaceQuotas.remove(iface);

                } else {

        @Override

        public void requestStatsUpdate(int token) {

            mLog.i("requestStatsUpdate: " + token);

            // Do not attempt to update stats by querying the offload HAL

            // synchronously from a different thread than the Handler thread. http://b/64771555.

            mHandler.post(() -> {