211     struct LookupEntry {  struct
212         LookupEntry(const SkBitmap& bm)  in LookupEntry()  argument
226         LookupEntry* fMoreRecentlyUsed;  argument
227         LookupEntry* fLessRecentlyUsed;  argument
234         static bool Less(const LookupEntry& a, const LookupEntry& b);
244     int removeEntryFromLookupTable(LookupEntry*);
254     int findInLookupTable(const LookupEntry& key, SkBitmapHeapEntry** entry);
256     LookupEntry* findEntryToReplace(const SkBitmap& replacement);
265     void removeFromLRU(LookupEntry* entry);
273     void appendToLRU(LookupEntry*);
276     SkTDArray<LookupEntry*> fLookupTable;
285     LookupEntry* fMostRecentlyUsed;
286     LookupEntry* fLeastRecentlyUsed;