Fix windows build broken at ea208f2.

xfa/src/fgas/src/font/fx_stdfontmgr.cpp

Index: xfa/src/fgas/src/font/fx_stdfontmgr.cpp
diff --git a/xfa/src/fgas/src/font/fx_stdfontmgr.cpp b/xfa/src/fgas/src/font/fx_stdfontmgr.cpp
index bb4a7cfd15d5cee51491c88ce7a33dd918586380..d881e8da871d2d15930cd5f55322d1696f1f38db 100644
--- a/xfa/src/fgas/src/font/fx_stdfontmgr.cpp
+++ b/xfa/src/fgas/src/font/fx_stdfontmgr.cpp
@@ -93,7 +93,7 @@ IFX_Font* CFX_StdFontMgrImp::GetDefFontByUnicode(
     FX_WCHAR wUnicode,
     FX_DWORD dwFontStyles,
     const FX_WCHAR* pszFontFamily) {
-  FGAS_LPCFONTUSB pRet = FGAS_GetUnicodeBitField(wUnicode);
+  const FGAS_FONTUSB* pRet = FGAS_GetUnicodeBitField(wUnicode);
   if (pRet->wBitField == 999) {
     return NULL;
   }