Method AddUndoAction

scintilla/src/Document.h:304–304

	void BeginUndoAction() { cb.BeginUndoAction(); }
	void EndUndoAction() { cb.EndUndoAction(); }
	void AddUndoAction(int token, bool mayCoalesce) { cb.AddUndoAction(token, mayCoalesce); }
	void SetSavePoint();
	bool IsSavePoint() { return cb.IsSavePoint(); }
	const char * SCI_METHOD BufferPointer() { return cb.BufferPointer(); }