27     fTail = fHead;  in GrMemoryPool()
36     SkASSERT(fHead == fTail);  in ~GrMemoryPool()
45     if (fTail->fFreeSize < size) {  in allocate()
50         block->fPrev = fTail;  in allocate()
52         SkASSERT(nullptr == fTail->fNext);  in allocate()
53         fTail->fNext = block;  in allocate()
54         fTail = block;  in allocate()
58     SkASSERT(kAssignedMarker == fTail->fBlockSentinal);  in allocate()
59     SkASSERT(fTail->fFreeSize >= size);  in allocate()
60     intptr_t ptr = fTail->fCurrPtr;  in allocate()
65     allocData->fHeader = fTail;  in allocate()
67     fTail->fPrevPtr = fTail->fCurrPtr;  in allocate()
68     fTail->fCurrPtr += size;  in allocate()
69     fTail->fFreeSize -= size;  in allocate()
70     fTail->fLiveCount += 1;  in allocate()
99                 SkASSERT(fTail == block);  in release()
100                 fTail = prev;  in release()
182     SkASSERT(prev == fTail);  in validate()