diff --git a/internal/platform/implementation/windows/generated/base-no-coroutines.patch b/internal/platform/implementation/windows/generated/base-no-coroutines.patch
deleted file mode 100644
index dd98c390..00000000
--- a/internal/platform/implementation/windows/generated/base-no-coroutines.patch
+++ /dev/null
@@ -1,38 +0,0 @@
-*** third_party/nearby/internal/platform/implementation/windows/generated/winrt/base.h	2022-12-07 15:29:09.000000000 -0500
---- third_party/nearby/internal/platform/implementation/windows/generated/winrt/base-no-coroutines.h	2022-12-07 15:28:53.000000000 -0500
-***************
-*** 35,40 ****
---- 35,67 ----
-  #include <format>
-  #endif
-  
-+ #if defined(_LIBCPP_VERSION) && __cplusplus < 202002
-+ // If the C++ standard is cxx17, coroutines are not available in libc++.
-+ // To compile WinRT without coroutines, define some placeholder types.
-+ // These placeholders should not be used. If they are used, they should fail.
-+ namespace std::experimental {
-+ template <typename T = void>
-+ struct coroutine_handle {
-+   coroutine_handle() { throw std::logic_error("Not implemented."); }
-+   coroutine_handle(std::nullptr_t __h) {
-+     throw std::logic_error("Not implemented.");
-+   }
-+   static coroutine_handle from_address(void*) {
-+     throw std::logic_error("Not implemented.");
-+   }
-+   void operator()() const { throw std::logic_error("Not implemented."); }
-+   void* address() const { throw std::logic_error("Not implemented."); }
-+ };
-+ 
-+ class suspend_always {};
-+ class suspend_never {};
-+ 
-+ template <typename _Result, typename...>
-+ struct coroutine_traits;
-+ 
-+ }  // namespace std::experimental
-+ #endif
-+ 
-  #ifdef __cpp_lib_coroutine
-  
-  #include <coroutine>
diff --git a/internal/platform/implementation/windows/generated/patch_winrt_base.sh b/internal/platform/implementation/windows/generated/patch_winrt_base.sh
deleted file mode 100755
index ba8e7f2c..00000000
--- a/internal/platform/implementation/windows/generated/patch_winrt_base.sh
+++ /dev/null
@@ -1,7 +0,0 @@
-#!/bin/bash
-
-patch \
-  --forward \
-  -r - \
-  third_party/nearby/internal/platform/implementation/windows/generated/winrt/base.h \
-  third_party/nearby/internal/platform/implementation/windows/generated/base-no-coroutines.patch
diff --git a/internal/platform/implementation/windows/generated/winrt/base.h b/internal/platform/implementation/windows/generated/winrt/base.h
index ebc74f70..df79959c 100644
--- a/internal/platform/implementation/windows/generated/winrt/base.h
+++ b/internal/platform/implementation/windows/generated/winrt/base.h
@@ -35,33 +35,6 @@
 #include <format>
 #endif
 
-#if defined(_LIBCPP_VERSION) && __cplusplus < 202002
-// If the C++ standard is cxx17, coroutines are not available in libc++.
-// To compile WinRT without coroutines, define some placeholder types.
-// These placeholders should not be used. If they are used, they should fail.
-namespace std::experimental {
-template <typename T = void>
-struct coroutine_handle {
-  coroutine_handle() { throw std::logic_error("Not implemented."); }
-  coroutine_handle(std::nullptr_t __h) {
-    throw std::logic_error("Not implemented.");
-  }
-  static coroutine_handle from_address(void*) {
-    throw std::logic_error("Not implemented.");
-  }
-  void operator()() const { throw std::logic_error("Not implemented."); }
-  void* address() const { throw std::logic_error("Not implemented."); }
-};
-
-class suspend_always {};
-class suspend_never {};
-
-template <typename _Result, typename...>
-struct coroutine_traits;
-
-}  // namespace std::experimental
-#endif
-
 #ifdef __cpp_lib_coroutine
 
 #include <coroutine>