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

core/fpdfapi/parser/cpdf_array.h

Index: core/fpdfapi/parser/cpdf_array.h
diff --git a/core/fpdfapi/parser/cpdf_array.h b/core/fpdfapi/parser/cpdf_array.h
index 9deb478809516500636c4a9f4dd1bd5b2164dc57..8cfa0333bb4acbbb42dde2cfa8f4d2cd72dc32e2 100644
--- a/core/fpdfapi/parser/cpdf_array.h
+++ b/core/fpdfapi/parser/cpdf_array.h
@@ -21,7 +21,6 @@
   using const_iterator = std::vector<CPDF_Object*>::const_iterator;
 
   CPDF_Array();
-  ~CPDF_Array() override;
 
   // CPDF_Object.
   Type GetType() const override;
@@ -62,12 +61,15 @@
   const_iterator end() const { return m_Objects.end(); }
 
  protected:
+  ~CPDF_Array() override;
+
   CPDF_Object* CloneNonCyclic(
       bool bDirect,
       std::set<const CPDF_Object*>* pVisited) const override;
 
   std::vector<CPDF_Object*> m_Objects;
 };
+using UniqueArray = std::unique_ptr<CPDF_Array, ReleaseDeleter<CPDF_Object>>;
 
 inline CPDF_Array* ToArray(CPDF_Object* obj) {
   return obj ? obj->AsArray() : nullptr;
@@ -77,12 +79,12 @@
   return obj ? obj->AsArray() : nullptr;
 }
 
-inline std::unique_ptr<CPDF_Array> ToArray(std::unique_ptr<CPDF_Object> obj) {
+inline UniqueArray ToArray(UniqueObject obj) {
   CPDF_Array* pArray = ToArray(obj.get());
   if (!pArray)
     return nullptr;
   obj.release();
-  return std::unique_ptr<CPDF_Array>(pArray);
+  return UniqueArray(pArray);
 }
 
 #endif  // CORE_FPDFAPI_PARSER_CPDF_ARRAY_H_