1 files changed, 1 insertions, 49 deletions
diff --git a/libcxx/include/experimental/chrono b/libcxx/include/experimental/chrono
index ca9e5f852ea..591cf7160c1 100644
--- a/libcxx/include/experimental/chrono
+++ b/libcxx/include/experimental/chrono
@@ -8,52 +8,4 @@
 //
 //===----------------------------------------------------------------------===//
 
-#ifndef _LIBCPP_EXPERIMENTAL_CHRONO
-#define _LIBCPP_EXPERIMENTAL_CHRONO
-
-/**
-    experimental/chrono synopsis
-
-// C++1y
-
-#include <chrono>
-
-namespace std {
-namespace chrono {
-namespace experimental {
-inline namespace fundamentals_v1 {
-
-  // See C++14 20.12.4, customization traits
-  template <class Rep> constexpr bool treat_as_floating_point_v
-    = treat_as_floating_point<Rep>::value;
-
-} // namespace fundamentals_v1
-} // namespace experimental
-} // namespace chrono
-} // namespace std
-
- */
-
-#include <experimental/__config>
-#include <chrono>
-
-#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
-#pragma GCC system_header
-#endif
-
-#if _LIBCPP_STD_VER > 11
-
-_LIBCPP_BEGIN_NAMESPACE_CHRONO_LFTS
-
-#ifndef _LIBCPP_HAS_NO_VARIABLE_TEMPLATES
-
-template <class _Rep> _LIBCPP_CONSTEXPR bool treat_as_floating_point_v
-    = treat_as_floating_point<_Rep>::value;
-
-#endif /* _LIBCPP_HAS_NO_VARIABLE_TEMPLATES */
-
-_LIBCPP_END_NAMESPACE_CHRONO_LFTS
-
-#endif /* _LIBCPP_STD_VER > 11 */
-
-#endif /* _LIBCPP_EXPERIMENTAL_CHRONO */
+#error "<experimental/chrono> has been removed. Use <chrono> instead."