Improved loplugin:redundantcast (const-qualified typedefs): vcl

Change-Id: Iac5978ee41f76a2b34c7dae12509212ba1c9d7e7
Reviewed-on: https://gerrit.libreoffice.org/56706
Tested-by: Jenkins
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>

vcl/source/window/mouse.cxx

@@ -755,9 +755,9 @@ Reference< css::datatransfer::dnd::XDragSource > Window::GetDragSource()
                     aDropTargetSN = "com.sun.star.datatransfer.dnd.X11DropTarget";
 
                     aDragSourceAL[ 0 ] <<= Application::GetDisplayConnection();
-                    aDragSourceAL[ 1 ] <<= static_cast<sal_IntPtr>(pEnvData->aShellWindow);
+                    aDragSourceAL[ 1 ] <<= pEnvData->aShellWindow;
                     aDropTargetAL[ 0 ] <<= Application::GetDisplayConnection();
-                    aDropTargetAL[ 1 ] <<= static_cast<sal_IntPtr>(pEnvData->aShellWindow);
+                    aDropTargetAL[ 1 ] <<= pEnvData->aShellWindow;
 #endif
                     if( !aDragSourceSN.isEmpty() )
                         mpWindowImpl->mpFrameData->mxDragSource.set(