fLoadCount
bool IsLoaded() const { return fLoadCount > 0; }
int32 fLoadCount;
int32 fLoadCount;
fLoadCount(0),
if (fLoadCount > 0) {
fLoadCount++;
fLoadCount++;
if (fLoadCount == 0)
if (--fLoadCount == 0) {
if (++fLoadCount > 1)
if (fLoadCount == 0 || --fLoadCount > 0)