Avoid the ptr.reset(new XXX()) anti-pattern

core/fpdfapi/font/fpdf_font.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/fpdfapi/font/font_int.h"
 
 #include <memory>
 #include <utility>
 
 #include "core/fpdfapi/cpdf_modulemgr.h"
 #include "core/fpdfapi/page/cpdf_form.h"
 #include "core/fpdfapi/page/cpdf_pagemodule.h"
 #include "core/fpdfapi/page/pageint.h"
 #include "core/fpdfapi/parser/cpdf_array.h"
 #include "core/fpdfapi/parser/cpdf_dictionary.h"
 #include "core/fpdfapi/parser/cpdf_document.h"
 #include "core/fpdfapi/parser/cpdf_name.h"
 #include "core/fpdfapi/parser/cpdf_number.h"
 #include "core/fpdfapi/parser/cpdf_simple_parser.h"
 #include "core/fpdfapi/parser/cpdf_stream_acc.h"
 #include "core/fxcrt/fx_ext.h"
 #include "core/fxcrt/fx_safe_types.h"
 #include "core/fxge/fx_freetype.h"
 #include "third_party/base/numerics/safe_conversions.h"
+#include "third_party/base/ptr_util.h"
 #include "third_party/base/stl_util.h"
 
 int TT2PDF(int m, FXFT_Face face) {
   int upm = FXFT_Get_Face_UnitsPerEM(face);
   if (upm == 0)
     return m;
   return pdfium::base::checked_cast<int>(
       (static_cast<double>(m) * 1000 + upm / 2) / upm);
 }
 
@@ skipping 43 matching lines @@
   auto it = m_StockMap.find(pDoc);
   if (it == m_StockMap.end())
     return nullptr;
   return it->second ? it->second->GetFont(index) : nullptr;
 }
 
 CPDF_Font* CPDF_FontGlobals::Set(CPDF_Document* pDoc,
                                  uint32_t index,
                                  std::unique_ptr<CPDF_Font> pFont) {
   if (!pdfium::ContainsKey(m_StockMap, pDoc))
-    m_StockMap[pDoc].reset(new CFX_StockFontArray);
+    m_StockMap[pDoc] = pdfium::MakeUnique<CFX_StockFontArray>();
   return m_StockMap[pDoc]->SetFont(index, std::move(pFont));
 }
 
 void CPDF_FontGlobals::Clear(CPDF_Document* pDoc) {
   m_StockMap.erase(pDoc);
 }
 
 CFX_WideString CPDF_ToUnicodeMap::Lookup(uint32_t charcode) const {
   auto it = m_Map.find(charcode);
   if (it != m_Map.end()) {
@@ skipping 204 matching lines @@
   }
   if (cid_set) {
     m_pBaseMap = CPDF_ModuleMgr::Get()
                      ->GetPageModule()
                      ->GetFontGlobals()
                      ->m_CMapManager.GetCID2UnicodeMap(cid_set, false);
   } else {
     m_pBaseMap = nullptr;
   }
 }