Function StrongRef

common/internal/reference_count.h:291–295

}

inline void StrongRef(const ReferenceCount& refcount) noexcept {
  const auto count =
      refcount.strong_refcount_.fetch_add(1, std::memory_order_relaxed);
  ABSL_DCHECK_GT(count, 0);
}

inline void StrongRef(const ReferenceCount* absl_nullable refcount) noexcept {
  if (refcount != nullptr) {