Merge "Move ViewGroup#mChildren[Count] to dark-grey list"

    private static final int CHILD_TOP_INDEX = 1;

    // Child views of this ViewGroup

    @UnsupportedAppUsage

    @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.P)

    private View[] mChildren;

    // Number of valid children in the mChildren array, the rest should be null or not

    // considered as children

    @UnsupportedAppUsage

    @UnsupportedAppUsage(maxTargetSdk = Build.VERSION_CODES.P)

    private int mChildrenCount;

    // Whether layout calls are currently being suppressed, controlled by calls to