2 files changed, 7 insertions, 6 deletions
diff --git a/core/fpdfapi/page/cpdf_image.cpp b/core/fpdfapi/page/cpdf_image.cpp
index 85e7d8a038..f7eec131ad 100644
--- a/core/fpdfapi/page/cpdf_image.cpp
+++ b/core/fpdfapi/page/cpdf_image.cpp
@@ -32,18 +32,16 @@
 #include "third_party/base/numerics/safe_conversions.h"
 #include "third_party/base/ptr_util.h"
 
-namespace {
-
-bool IsValidJpegComponent(int32_t comps) {
+// static
+bool CPDF_Image::IsValidJpegComponent(int32_t comps) {
   return comps == 1 || comps == 3 || comps == 4;
 }
 
-bool IsValidJpegBitsPerComponent(int32_t bpc) {
+// static
+bool CPDF_Image::IsValidJpegBitsPerComponent(int32_t bpc) {
   return bpc == 1 || bpc == 2 || bpc == 4 || bpc == 8 || bpc == 16;
 }
 
-}  // namespace
-
 CPDF_Image::CPDF_Image(CPDF_Document* pDoc) : m_pDocument(pDoc) {}
 
 CPDF_Image::CPDF_Image(CPDF_Document* pDoc,
diff --git a/core/fpdfapi/page/cpdf_image.h b/core/fpdfapi/page/cpdf_image.h
index f7752213f1..b4636711fd 100644
--- a/core/fpdfapi/page/cpdf_image.h
+++ b/core/fpdfapi/page/cpdf_image.h
@@ -28,6 +28,9 @@ class CPDF_Image final : public Retainable {
   template <typename T, typename... Args>
   friend RetainPtr<T> pdfium::MakeRetain(Args&&... args);
 
+  static bool IsValidJpegComponent(int32_t comps);
+  static bool IsValidJpegBitsPerComponent(int32_t bpc);
+
   void ConvertStreamToIndirectObject();
 
   CPDF_Dictionary* GetDict() const;