1 files changed, 1 insertions, 56 deletions
diff --git a/libtransport/src/utils/deadline_timer.h b/libtransport/src/utils/deadline_timer.h
index 5187754f0..6c105ed3d 100644
--- a/libtransport/src/utils/deadline_timer.h
+++ b/libtransport/src/utils/deadline_timer.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017-2019 Cisco and/or its affiliates.
+ * Copyright (c) 2021 Cisco and/or its affiliates.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at:
@@ -22,61 +22,6 @@
 #include <cstring>
 #include <utility>
 
-namespace std {
-namespace chrono {
-namespace detail {
-
-template <typename From, typename To>
-struct posix_duration_cast;
-
-// chrono -> timespec caster
-template <typename Rep, typename Period>
-struct posix_duration_cast<std::chrono::duration<Rep, Period>,
-                           struct timespec> {
-  static struct timespec cast(std::chrono::duration<Rep, Period> const &d) {
-    struct timespec tv;
-
-    std::chrono::seconds const sec =
-        std::chrono::duration_cast<std::chrono::seconds>(d);
-
-    tv.tv_sec = sec.count();
-    tv.tv_nsec =
-        std::chrono::duration_cast<std::chrono::nanoseconds>(d - sec).count();
-
-    return tv;
-  }
-};
-
-// timespec -> chrono caster
-template <typename Rep, typename Period>
-struct posix_duration_cast<struct timespec,
-                           std::chrono::duration<Rep, Period>> {
-  static std::chrono::duration<Rep, Period> cast(struct timespec const &tv) {
-    return std::chrono::duration_cast<std::chrono::duration<Rep, Period>>(
-        std::chrono::seconds(tv.tv_sec) + std::chrono::nanoseconds(tv.tv_nsec));
-  }
-};
-
-}  // namespace detail
-
-// chrono -> timespec
-template <typename T, typename Rep, typename Period>
-auto duration_cast(std::chrono::duration<Rep, Period> const &d) ->
-    typename std::enable_if<std::is_same<T, struct timespec>::value,
-                            struct timespec>::type {
-  return detail::posix_duration_cast<std::chrono::duration<Rep, Period>,
-                                     timespec>::cast(d);
-}
-
-// timespec -> chrono
-template <typename Duration>
-Duration duration_cast(struct timespec const &tv) {
-  return detail::posix_duration_cast<struct timespec, Duration>::cast(tv);
-}
-
-}  // namespace chrono
-}  // namespace std
-
 namespace utils {
 
 template <typename Implementation>