Add ptr_util.h from base until std::make_unique<> available

fpdfsdk/fpdf_ext.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 "public/fpdf_ext.h"
 
 #include <memory>
 
 #include "core/fpdfapi/cpdf_modulemgr.h"
 #include "core/fpdfapi/fpdf_parser/cpdf_array.h"
 #include "core/fpdfapi/fpdf_parser/cpdf_document.h"
 #include "core/fpdfdoc/cpdf_annot.h"
 #include "core/fpdfdoc/cpdf_interform.h"
 #include "core/fpdfdoc/cpdf_metadata.h"
 #include "core/fxcrt/fx_basic.h"
 #include "core/fxcrt/fx_memory.h"
 #include "core/fxcrt/fx_xml.h"
 #include "fpdfsdk/fsdk_define.h"
+#include "third_party/base/ptr_util.h"
 
 #ifdef PDF_ENABLE_XFA
 #include "fpdfsdk/fpdfxfa/fpdfxfa_doc.h"
 #endif  // PDF_ENABLE_XFA
 
 FX_BOOL FPDF_UnSupportError(int nError) {
   CFSDK_UnsupportInfo_Adapter* pAdapter =
       CPDF_ModuleMgr::Get()->GetUnsupportInfoAdapter();
   if (!pAdapter)
     return FALSE;
 
   UNSUPPORT_INFO* info = static_cast<UNSUPPORT_INFO*>(pAdapter->GetUnspInfo());
   if (info && info->FSDK_UnSupport_Handler)
     info->FSDK_UnSupport_Handler(info, nError);
   return TRUE;
 }
 
 DLLEXPORT FPDF_BOOL STDCALL
 FSDK_SetUnSpObjProcessHandler(UNSUPPORT_INFO* unsp_info) {
   if (!unsp_info || unsp_info->version != 1)
     return FALSE;
 
   CPDF_ModuleMgr::Get()->SetUnsupportInfoAdapter(
-      WrapUnique(new CFSDK_UnsupportInfo_Adapter(unsp_info)));
+      pdfium::MakeUnique<CFSDK_UnsupportInfo_Adapter>(unsp_info));
   return TRUE;
 }
 
 void CheckUnSupportAnnot(CPDF_Document* pDoc, const CPDF_Annot* pPDFAnnot) {
   CPDF_Annot::Subtype nAnnotSubtype = pPDFAnnot->GetSubtype();
   if (nAnnotSubtype == CPDF_Annot::Subtype::THREED) {
     FPDF_UnSupportError(FPDF_UNSP_ANNOT_3DANNOT);
   } else if (nAnnotSubtype == CPDF_Annot::Subtype::SCREEN) {
     const CPDF_Dictionary* pAnnotDict = pPDFAnnot->GetAnnotDict();
     CFX_ByteString cbString;
@@ skipping 135 matching lines @@
     return PAGEMODE_USETHUMBS;
   if (strPageMode.EqualNoCase("FullScreen"))
     return PAGEMODE_FULLSCREEN;
   if (strPageMode.EqualNoCase("UseOC"))
     return PAGEMODE_USEOC;
   if (strPageMode.EqualNoCase("UseAttachments"))
     return PAGEMODE_USEATTACHMENTS;
 
   return PAGEMODE_UNKNOWN;
 }