Fix WinRT build breaks in highgui and videoio.

modules/highgui/src/window.cpp

@@ -218,7 +218,7 @@ int cv::waitKey(int delay)
 {
     CV_TRACE_FUNCTION();
     int code = waitKeyEx(delay);
-#ifndef HAVE_WINRT
+#ifndef WINRT
     static int use_legacy = -1;
     if (use_legacy < 0)
     {

modules/highgui/src/window_winrt_bridge.cpp

@@ -24,6 +24,8 @@
 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 // POSSIBILITY OF SUCH DAMAGE.
 
+#include "precomp.hpp"
+
 #include "opencv2\highgui\highgui_winrt.hpp"
 #include "window_winrt_bridge.hpp"