1 files changed, 3 insertions, 3 deletions
diff --git a/core/fpdfapi/page/cpdf_sampledfunc.cpp b/core/fpdfapi/page/cpdf_sampledfunc.cpp
index 3777254f34..9f19c1c468 100644
--- a/core/fpdfapi/page/cpdf_sampledfunc.cpp
+++ b/core/fpdfapi/page/cpdf_sampledfunc.cpp
@@ -36,9 +36,9 @@ CPDF_SampledFunc::CPDF_SampledFunc() : CPDF_Function(Type::kType0Sampled) {}
 
 CPDF_SampledFunc::~CPDF_SampledFunc() {}
 
-bool CPDF_SampledFunc::v_Init(CPDF_Object* pObj,
-                              std::set<CPDF_Object*>* pVisited) {
-  CPDF_Stream* pStream = pObj->AsStream();
+bool CPDF_SampledFunc::v_Init(const CPDF_Object* pObj,
+                              std::set<const CPDF_Object*>* pVisited) {
+  const CPDF_Stream* pStream = pObj->AsStream();
   if (!pStream)
     return false;