2 files changed, 2 insertions, 1 deletions
diff --git a/core/fpdfapi/fpdf_parser/include/cpdf_array.h b/core/fpdfapi/fpdf_parser/include/cpdf_array.h
index ea367785ed..b964f4955b 100644
--- a/core/fpdfapi/fpdf_parser/include/cpdf_array.h
+++ b/core/fpdfapi/fpdf_parser/include/cpdf_array.h
@@ -44,7 +44,7 @@ class CPDF_Array : public CPDF_Object {
   void InsertAt(uint32_t index,
                 CPDF_Object* pObj,
                 CPDF_IndirectObjectHolder* pObjs = nullptr);
-  void RemoveAt(uint32_t index, int nCount = 1);
+  void RemoveAt(uint32_t index, uint32_t nCount = 1);
 
   void Add(CPDF_Object* pObj, CPDF_IndirectObjectHolder* pObjs = nullptr);
   void AddNumber(FX_FLOAT f);
diff --git a/core/fpdfapi/fpdf_parser/include/cpdf_object.h b/core/fpdfapi/fpdf_parser/include/cpdf_object.h
index 1ba38a946e..802cbbc638 100644
--- a/core/fpdfapi/fpdf_parser/include/cpdf_object.h
+++ b/core/fpdfapi/fpdf_parser/include/cpdf_object.h
@@ -22,6 +22,7 @@ class CPDF_String;
 
 class CPDF_Object {
  public:
+  static const uint32_t kInvalidObjNum = static_cast<uint32_t>(-1);
   enum Type {
     BOOLEAN = 1,
     NUMBER,