Fix bool / int mismatch for win64

core/fxge/win32/fx_win32_print.cpp

 // Copyright 2014 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 <windows.h>
 
 #include <algorithm>
 #include <memory>
@@ skipping 302 matching lines @@
                   nChars > 1 ? &spacing[1] : nullptr)) {
     return TRUE;
   }
 
   // Give up and fail if there is no way to get the font to try again.
   if (!g_pdfium_typeface_accessible_func)
     return FALSE;
 
   // Try to get the font and draw again.
   g_pdfium_typeface_accessible_func(&lf, wsText.c_str(), nChars);
-  return ExtTextOutW(m_hDC, 0, 0, ETO_GLYPH_INDEX, nullptr, wsText.c_str(),
-                     nChars, nChars > 1 ? &spacing[1] : nullptr);
+  return !!ExtTextOutW(m_hDC, 0, 0, ETO_GLYPH_INDEX, nullptr, wsText.c_str(),
+                       nChars, nChars > 1 ? &spacing[1] : nullptr);
 #else
   return FALSE;
 #endif
 }