17     SkTStack(void* storage, size_t size) : fDeque(sizeof(T), storage, size), fTop(nullptr) {}  in SkTStack()
30         SkASSERT(fTop);  in top()
31         return *fTop;  in top()
35         SkASSERT(fTop);  in top()
36         return *fTop;  in top()
41         fTop = this->push_raw();  in push()
42         new (fTop) T();  in push()
43         return *fTop;  in push()
46         fTop = this->push_raw();  in push()
47         new (fTop) T(src);  in push()
48         return *fTop;  in push()
52         fTop->~T();  in pop()
54         fTop = fDeque.empty() ? nullptr : (T*)fDeque.back();  in pop()
59     T*      fTop;  variable