Revert of Move parser pointer to CPDF_Document

core/fpdfapi/fpdf_parser/include/cpdf_object.h

Index: core/fpdfapi/fpdf_parser/include/cpdf_object.h
diff --git a/core/fpdfapi/fpdf_parser/include/cpdf_object.h b/core/fpdfapi/fpdf_parser/include/cpdf_object.h
index 86f3879ce1fffa3243c01cf6c59f04512d72c198..f637e366670b04a42643bfb9733cb4890cea6848 100644
--- a/core/fpdfapi/fpdf_parser/include/cpdf_object.h
+++ b/core/fpdfapi/fpdf_parser/include/cpdf_object.h
@@ -79,16 +79,15 @@
   virtual const CPDF_String* AsString() const;
 
  protected:
-  friend class CPDF_Document;
-  friend class CPDF_IndirectObjectHolder;
-  friend class CPDF_Parser;
-
   CPDF_Object() : m_ObjNum(0), m_GenNum(0) {}
   virtual ~CPDF_Object();
   void Destroy() { delete this; }
 
   uint32_t m_ObjNum;
   uint32_t m_GenNum;
+
+  friend class CPDF_IndirectObjectHolder;
+  friend class CPDF_Parser;
 
  private:
   CPDF_Object(const CPDF_Object& src) {}