Merge "Throttle the dropbox logs per event-type" into rvc-dev am: 559a551a am: 00ba82c2

        }

    }

    private volatile long mWtfClusterStart;

    private volatile int mWtfClusterCount;

    private volatile ArrayMap<String, long[]> mErrorClusterRecords = new ArrayMap<>();

    /**

     * Write a description of an error (crash, WTF, ANR) to the drop box.

        if (dbox == null || !dbox.isTagEnabled(dropboxTag)) return;

        // Rate-limit how often we're willing to do the heavy lifting below to

        // collect and record logs; currently 5 logs per 10 second period.

        // collect and record logs; currently 5 logs per 10 second period per eventType.

        final long now = SystemClock.elapsedRealtime();

        if (now - mWtfClusterStart > 10 * DateUtils.SECOND_IN_MILLIS) {

            mWtfClusterStart = now;

            mWtfClusterCount = 1;

        long[] errRecord = mErrorClusterRecords.get(eventType);

        if (errRecord == null) {

            errRecord = new long[2]; // [0]: startTime, [1]: count

            mErrorClusterRecords.put(eventType, errRecord);

        }

        if (now - errRecord[0] > 10 * DateUtils.SECOND_IN_MILLIS) {

            errRecord[0] = now;

            errRecord[1] = 1L;

        } else {

            if (mWtfClusterCount++ >= 5) return;

            if (errRecord[1]++ >= 5) return;

        }

        final StringBuilder sb = new StringBuilder(1024);