Make code compile with clang_use_chrome_plugin (final)

xfa/fgas/font/fgas_stdfontmgr.cpp

 // Copyright 2015 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 "xfa/fgas/font/fgas_stdfontmgr.h"
 
 #include "core/fxcrt/include/fx_stream.h"
 #include "core/fxge/include/fx_ge.h"
@@ skipping 24 matching lines @@
   m_CPFonts.RemoveAll();
   m_FamilyFonts.RemoveAll();
   m_UnicodeFonts.RemoveAll();
   m_BufferFonts.RemoveAll();
   m_StreamFonts.RemoveAll();
   m_DeriveFonts.RemoveAll();
   for (int32_t i = m_Fonts.GetUpperBound(); i >= 0; i--)
     m_Fonts[i]->Release();
 }
 
+void CFGAS_StdFontMgrImp::Release() {
+  delete this;
+}
+
 CFGAS_GEFont* CFGAS_StdFontMgrImp::GetDefFontByCodePage(
     uint16_t wCodePage,
     uint32_t dwFontStyles,
     const FX_WCHAR* pszFontFamily) {
   uint32_t dwHash = FGAS_GetFontHashCode(wCodePage, dwFontStyles);
   CFGAS_GEFont* pFont = NULL;
   if (m_CPFonts.Lookup((void*)(uintptr_t)dwHash, (void*&)pFont)) {
     return pFont ? LoadFont(pFont, dwFontStyles, wCodePage) : NULL;
   }
   FX_FONTDESCRIPTOR const* pFD;
@@ skipping 1289 matching lines @@
   }
 }
 int32_t CFGAS_FontMgrImp::IsPartName(const CFX_WideString& Name1,
                                      const CFX_WideString& Name2) {
   if (Name1.Find(Name2.c_str()) != -1) {
     return 1;
   }
   return 0;
 }
 #endif