1 files changed, 5 insertions, 3 deletions
diff --git a/core/fpdfapi/page/cpdf_streamcontentparser.h b/core/fpdfapi/page/cpdf_streamcontentparser.h
index 5dcfbe5308..ff80ae9ef1 100644
--- a/core/fpdfapi/page/cpdf_streamcontentparser.h
+++ b/core/fpdfapi/page/cpdf_streamcontentparser.h
@@ -90,9 +90,11 @@ class CPDF_StreamContentParser {
   int GetNextParamPos();
   void ClearAllParams();
   CPDF_Object* GetObject(uint32_t index);
-  ByteString GetString(uint32_t index);
-  float GetNumber(uint32_t index);
-  int GetInteger(uint32_t index) { return (int32_t)(GetNumber(index)); }
+  ByteString GetString(uint32_t index) const;
+  float GetNumber(uint32_t index) const;
+  int GetInteger(uint32_t index) const {
+    return static_cast<int>(GetNumber(index));
+  }
   void OnOperator(const ByteStringView& op);
   void AddTextObject(ByteString* pText,
                      float fInitKerning,