Fix leaks in class CFGAS_FontMgrImp

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/cfx_fontmapper.h"
@@ skipping 573 matching lines @@
     uint32_t dwHash;
     CFX_FontDescriptorInfos* pDescs;
     m_Hash2CandidateList.GetNextAssoc(pos, dwHash, pDescs);
     delete pDescs;
   }
   pos = m_Hash2Fonts.GetStartPosition();
   while (pos) {
     uint32_t dwHash;
     CFX_ArrayTemplate<CFGAS_GEFont*>* pFonts;
     m_Hash2Fonts.GetNextAssoc(pos, dwHash, pFonts);
+    for (int32_t i = 0; i < pFonts->GetSize(); i++)
+      delete pFonts->GetAt(i);
     delete pFonts;
   }
   m_Hash2Fonts.RemoveAll();
   pos = m_IFXFont2FileRead.GetStartPosition();
   while (pos) {
     CFGAS_GEFont* pFont;
     IFX_FileRead* pFileRead;
     m_IFXFont2FileRead.GetNextAssoc(pos, pFont, pFileRead);
     pFileRead->Release();
   }
@@ skipping 234 matching lines @@
     return nullptr;
 
   IFX_SystemFontInfo* pSystemFontInfo = pFontMapper->GetSystemFontInfo();
   if (!pSystemFontInfo)
     return nullptr;
 
   IFX_FileRead* pFontStream = CreateFontStream(wsFaceName.UTF8Encode());
   if (!pFontStream)
     return nullptr;
 
-  if (!LoadFace(pFontStream, 0)) {
-    pFontStream->Release();
-    return nullptr;
-  }
-
   CFX_Font* pInternalFont = new CFX_Font();
   if (!pInternalFont->LoadFile(pFontStream, iFaceIndex)) {
     pFontStream->Release();
     return nullptr;
   }
 
   CFGAS_GEFont* pFont = CFGAS_GEFont::LoadFont(pInternalFont, this);
   if (!pFont) {
     pFontStream->Release();
     return nullptr;
@@ skipping 522 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