Reland of Fix leaked internal font

xfa/fgas/font/fgas_stdfontmgr.cpp

Index: xfa/fgas/font/fgas_stdfontmgr.cpp
diff --git a/xfa/fgas/font/fgas_stdfontmgr.cpp b/xfa/fgas/font/fgas_stdfontmgr.cpp
index a0e7e39a4097cbcb0f1a74177f56fd785d344276..96081f57996bd8d8b88ef3e475cd4bd1d024fdaa 100644
--- a/xfa/fgas/font/fgas_stdfontmgr.cpp
+++ b/xfa/fgas/font/fgas_stdfontmgr.cpp
@@ -847,13 +847,13 @@ CFGAS_GEFont* CFGAS_FontMgrImp::LoadFont(const CFX_WideString& wsFaceName,
   if (!pFontStream)
     return nullptr;
 
-  CFX_Font* pInternalFont = new CFX_Font();
+  std::unique_ptr<CFX_Font> pInternalFont(new CFX_Font());
   if (!pInternalFont->LoadFile(pFontStream, iFaceIndex)) {
     pFontStream->Release();
     return nullptr;
   }
 
-  CFGAS_GEFont* pFont = CFGAS_GEFont::LoadFont(pInternalFont, this);
+  CFGAS_GEFont* pFont = CFGAS_GEFont::LoadFont(std::move(pInternalFont), this);
   if (!pFont) {
     pFontStream->Release();
     return nullptr;