Fixed object references in CPDF_Object

core/src/fpdfapi/fpdf_parser/fpdf_parser_objects.cpp

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #include "core/include/fpdfapi/fpdf_objects.h"
 
 #include <algorithm>
 
@@ skipping 75 matching lines @@
       CFX_ByteString name = obj->AsName()->GetString();
       return CFX_ByteStringC(name);
     }
   }
   return CFX_ByteStringC();
 }
 
 FX_FLOAT CPDF_Object::GetNumber() const {
   const CPDF_Object* obj = GetBasicObject();
   if (obj && obj->GetType() == PDFOBJ_NUMBER)
-    return AsNumber()->GetNumber();
+    return obj->AsNumber()->GetNumber();
   return 0;
 }
 
 FX_FLOAT CPDF_Object::GetNumber16() const {
   return GetNumber();
 }
 
 int CPDF_Object::GetInteger() const {
   const CPDF_Object* obj = GetBasicObject();
   if (obj) {
     FX_DWORD type = obj->GetType();
     if (type == PDFOBJ_BOOLEAN)
       return obj->AsBoolean()->GetValue();
     if (type == PDFOBJ_NUMBER)
       return obj->AsNumber()->GetInteger();
   }
   return 0;
 }
 
 CPDF_Dictionary* CPDF_Object::GetDict() const {
   const CPDF_Object* obj = GetBasicObject();
   if (obj) {
     FX_DWORD type = obj->GetType();
     if (type == PDFOBJ_DICTIONARY) {
       // The method should be made non-const if we want to not be const.
       // See bug #234.
-      return const_cast<CPDF_Dictionary*>(AsDictionary());
+      return const_cast<CPDF_Dictionary*>(obj->AsDictionary());
     }
     if (type == PDFOBJ_STREAM)
-      return AsStream()->GetDict();
+      return obj->AsStream()->GetDict();
   }
   return nullptr;
 }
 
 CPDF_Array* CPDF_Object::GetArray() const {
   // The method should be made non-const if we want to not be const.
   // See bug #234.
   return const_cast<CPDF_Array*>(AsArray());
 }
 
@@ skipping 961 matching lines @@
       pObj->Destroy();
       return FALSE;
     }
     it->second->Destroy();
   }
   pObj->m_ObjNum = objnum;
   m_IndirectObjs[objnum] = pObj;
   m_LastObjNum = std::max(m_LastObjNum, objnum);
   return TRUE;
 }