Use max value from resources

import javax.inject.Inject;

import javax.inject.Singleton;

import com.android.systemui.R;

/**

 * Keeps track of active bubbles.

    private static final String TAG = TAG_WITH_CLASS_NAME ? "BubbleData" : TAG_BUBBLES;

    private static final int MAX_BUBBLES = 5;

    private static final Comparator<Bubble> BUBBLES_BY_SORT_KEY_DESCENDING =

            Comparator.comparing(BubbleData::sortKey).reversed();

    private final List<Bubble> mBubbles;

    private Bubble mSelectedBubble;

    private boolean mExpanded;

    private final int mMaxBubbles;

    // State tracked during an operation -- keeps track of what listener events to dispatch.

    private Update mStateChange;

        mContext = context;

        mBubbles = new ArrayList<>();

        mStateChange = new Update(mBubbles);

        mMaxBubbles = mContext.getResources().getInteger(R.integer.bubbles_max_rendered);

    }

    public boolean hasBubbles() {

    }

    private void trim() {

        if (mBubbles.size() > MAX_BUBBLES) {

        if (mBubbles.size() > mMaxBubbles) {

            mBubbles.stream()

                    // sort oldest first (ascending lastActivity)

                    .sorted(Comparator.comparingLong(Bubble::getLastActivity))