CWinRT: remove CWinRT

This is no longer particularly desirable.  This is intended to be
replaced with Swift/WinRT instead.  The XAML islands support is a bit
further off, but we can use it for more interesting uses though.

Author: compnerd

CMakeLists.txt

@@ -8,7 +8,7 @@ SPDX-License-Identifier: BSD-3-Clause
 cmake_minimum_required(VERSION 3.16.0)
 
 project(SwiftWin32
-  LANGUAGES C CXX Swift)
+  LANGUAGES Swift)
 
 list(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake/Modules)
 

Sources/CMakeLists.txt

@@ -82,6 +82,5 @@ set_target_properties(SwiftCOM PROPERTIES
   INTERFACE_INCLUDE_DIRECTORIES ${CMAKE_Swift_MODULE_DIRECTORY})
 _install_target(SwiftCOM)
 
-add_subdirectory(CWinRT)
 add_subdirectory(SwiftWin32)
 add_subdirectory(SwiftWin32UI)