[Base] Quantity, Rotation, Stream: remove unused includes

src/Base/StackWalker.h

@@ -32,11 +32,9 @@
  *   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  * **********************************************************************/
-// #pragma once is supported starting with _MCS_VER 1000, 
-// so we need not to check the version (because we only support _MSC_VER >= 1100)!
+
 #pragma once
 
-#include <Windows.h>
 #ifndef FC_GLOBAL_H
 #include <FCGlobal.h>
 #endif