From 318f46bf46ffb3439ccdab36b49f63ef9c0cb186 Mon Sep 17 00:00:00 2001
From: Hunter Laux <hlaux@intouchhealth.com>
Date: Thu, 24 Feb 2022 17:34:10 +0000
Subject: [PATCH] Fix std::result_of deprecation error in C++17 (fixes issue
 #3194)

---
 include/base/cef_template_util.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/base/cef_template_util.h b/include/base/cef_template_util.h
index 78a0ebcc0..9d16f0a3f 100644
--- a/include/base/cef_template_util.h
+++ b/include/base/cef_template_util.h
@@ -276,8 +276,13 @@ struct negation : bool_constant<!static_cast<bool>(B::value)> {};
 // References:
 // [1] https://en.cppreference.com/w/cpp/types/result_of
 // [2] https://wg21.link/meta.trans.other#lib:invoke_result
+#if ((defined(_MSVC_LANG) && _MSVC_LANG >= 201703L) || __cplusplus >= 201703L)
+template <typename Functor, typename... Args>
+using invoke_result = std::invoke_result<Functor, Args...>;
+#else
 template <typename Functor, typename... Args>
 using invoke_result = std::result_of<Functor && (Args && ...)>;
+#endif
 
 // Implementation of C++17's std::invoke_result_t.
 //