Use string pools in some dictionaries

core/fpdfapi/fpdf_font/cpdf_font.cpp

 // Copyright 2016 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/fpdf_font/include/cpdf_font.h"
 
 #include <memory>
 #include <vector>
@@ skipping 290 matching lines @@
   int font_id = PDF_GetStandardFontName(&fontname);
   if (font_id < 0) {
     return nullptr;
   }
   CPDF_FontGlobals* pFontGlobals =
       CPDF_ModuleMgr::Get()->GetPageModule()->GetFontGlobals();
   CPDF_Font* pFont = pFontGlobals->Find(pDoc, font_id);
   if (pFont) {
     return pFont;
   }
-  CPDF_Dictionary* pDict = new CPDF_Dictionary;
+  CPDF_Dictionary* pDict = new CPDF_Dictionary(pDoc->GetByteStringPool());
   pDict->SetNameFor("Type", "Font");
   pDict->SetNameFor("Subtype", "Type1");
   pDict->SetNameFor("BaseFont", fontname);
   pDict->SetNameFor("Encoding", "WinAnsiEncoding");
   pFont = CPDF_Font::CreateFontF(nullptr, pDict);
   pFontGlobals->Set(pDoc, font_id, pFont);
   return pFont;
 }
 
 CPDF_Font* CPDF_Font::CreateFontF(CPDF_Document* pDoc,
@@ skipping 146 matching lines @@
   if (fallbackFont < 0 ||
       fallbackFont >= pdfium::CollectionSize<int>(m_FontFallbacks)) {
     return -1;
   }
   int glyph =
       FXFT_Get_Char_Index(m_FontFallbacks[fallbackFont]->GetFace(), charcode);
   if (glyph == 0 || glyph == 0xffff)
     return -1;
   return glyph;
 }