Method GetSize

scintilla/src/PositionCache.h:155–155

	void Clear();
	void SetSize(size_t size_);
	size_t GetSize() const { return pces.size(); }
	void MeasureWidths(Surface *surface, ViewStyle &vstyle, unsigned int styleNumber,
		const char *s, unsigned int len, XYPOSITION *positions, Document *pdoc);
};