1 files changed, 13 insertions, 0 deletions
diff --git a/core/fpdfapi/edit/cpdf_objectstream.h b/core/fpdfapi/edit/cpdf_objectstream.h
index 3e5c5a72a9..5ad6ec8085 100644
--- a/core/fpdfapi/edit/cpdf_objectstream.h
+++ b/core/fpdfapi/edit/cpdf_objectstream.h
@@ -10,6 +10,7 @@
 #include <vector>
 
 #include "core/fxcrt/fx_basic.h"
+#include "third_party/base/stl_util.h"
 
 class CPDF_Creator;
 class CPDF_Object;
@@ -31,6 +32,18 @@ class CPDF_ObjectStream {
                               const uint8_t* pBuffer,
                               uint32_t dwSize);
 
+  bool IsNotFull() const;
+  int32_t ItemCount() const { return pdfium::CollectionSize<int32_t>(m_Items); }
+  void SetObjectNumber(uint32_t num) { m_dwObjNum = num; }
+  uint32_t GetObjectNumber() const { return m_dwObjNum; }
+  int32_t GetIndex() const { return m_index; }
+  void IncrementIndex() { m_index++; }
+
+  uint32_t GetObjectNumberForItem(int index) const {
+    return m_Items[index].objnum;
+  }
+
+ private:
   std::vector<Item> m_Items;
   CFX_ByteTextBuf m_Buffer;
   uint32_t m_dwObjNum;