177 struct CacheHandle {  struct
178   using Deleter = Cache::Deleter;
180   Slice key;
181   uint32_t hash;
182   void* value;
183   size_t charge;
184   Deleter* deleter;
192   std::atomic<uint32_t> flags;
196   CacheHandle(const CacheHandle& a) { *this = a; }  in CacheHandle()  argument
198   CacheHandle(const Slice& k, void* v, Deleter* del)  in CacheHandle()  argument
201   CacheHandle& operator=(const CacheHandle& a) {  in operator =()
209   inline static size_t CalcTotalCharge(  in CalcTotalCharge()
225   inline size_t CalcTotalCharge(  in CalcTotalCharge()