17     NotAssetMemStream(sk_sp<SkData> data) : fStream(std::move(data)) {}  in NotAssetMemStream()
28         return fStream.peek(buf, bytes);  in peek()
31         return fStream.read(buf, bytes);  in read()
34         return fStream.rewind();  in rewind()
37         return fStream.isAtEnd();  in isAtEnd()
40     SkMemoryStream fStream;
51         , fStream(std::move(data))  in HaltingStream()
59         if (fStream.getPosition() + size > fLimit) {  in read()
60             size = fLimit - fStream.getPosition();  in read()
63         return fStream.read(buffer, size);  in read()
67         return fStream.isAtEnd();  in isAtEnd()
74     size_t getPosition() const override { return fStream.getPosition(); }  in getPosition()
75     bool rewind() override { return fStream.rewind(); }  in rewind()
76     bool move(long offset) override { return fStream.move(offset); }  in move()
77     bool seek(size_t position) override { return fStream.seek(position); }  in seek()
84     SkMemoryStream  fStream;  variable