Revert "Try to blind-solve cppunittester hangs on Windows"

This reverts commit 1126515226.

Reason for revert: it only took one run after merging the patch to see it
still hangs...

Change-Id: I9235004d0568462b112da7f23bc615f3647f4755
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/94677
Tested-by: Jenkins
Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>

sal/Executable_cppunittester.mk

@@ -28,10 +28,6 @@ $(eval $(call gb_Executable_add_exception_objects,cppunittester,\
 	sal/cppunittester/cppunittester \
 ))
 
-$(eval $(call gb_Executable_use_system_win32_libs,cppunittester,\
-	ole32 \
-))
-
 ifeq ($(COM),MSC)
 
 $(eval $(call gb_Executable_add_ldflags,cppunittester,\

sal/cppunittester/cppunittester.cxx

@@ -18,9 +18,10 @@
  */
 
 #ifdef _WIN32
-#include <prewin.h>
-#include <ole2.h>
-#include <postwin.h>
+#if !defined WIN32_LEAN_AND_MEAN
+# define WIN32_LEAN_AND_MEAN
+#endif
+#include <windows.h>
 #endif
 
 #ifdef UNX
@@ -388,9 +389,6 @@ SAL_IMPLEMENT_MAIN()
         _CrtSetReportMode(_CRT_ASSERT, _CRTDBG_MODE_DEBUG|_CRTDBG_MODE_FILE);
         _CrtSetReportFile(_CRT_ASSERT, _CRTDBG_FILE_STDERR);
 #endif
-
-        // Tests may use e.g. OLE or clipboard; initialize COM and appropriate concurrency early
-        OleInitialize(nullptr);
 #endif
 
         std::vector<CppUnit::Protector *> protectors;