Remove CPDF_Object::Release() in favor of direct delete

core/fpdfapi/page/cpdf_contentmarkitem.cpp

Index: core/fpdfapi/page/cpdf_contentmarkitem.cpp
diff --git a/core/fpdfapi/page/cpdf_contentmarkitem.cpp b/core/fpdfapi/page/cpdf_contentmarkitem.cpp
index 597f8a595cb087a055c7d88c754825e2ba0fd4ca..dffeada707582f33ea90134e8e775ae1a50937ae 100644
--- a/core/fpdfapi/page/cpdf_contentmarkitem.cpp
+++ b/core/fpdfapi/page/cpdf_contentmarkitem.cpp
@@ -39,7 +39,7 @@ bool CPDF_ContentMarkItem::HasMCID() const {
 }
 
 void CPDF_ContentMarkItem::SetDirectDict(
-    std::unique_ptr<CPDF_Dictionary, ReleaseDeleter<CPDF_Dictionary>> pDict) {
+    std::unique_ptr<CPDF_Dictionary> pDict) {
   m_ParamType = DirectDict;
   m_pDirectDict = std::move(pDict);
 }