Dummy stub for wxGetMouseState() (tinderbox build fix)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@40028 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/cocoa/window.mm

@@ -15,6 +15,7 @@
     #include "wx/log.h"
     #include "wx/window.h"
     #include "wx/dc.h"
+    #include "wx/utils.h"
 #endif //WX_PRECOMP
 
 #include "wx/tooltip.h"
@@ -1042,6 +1043,13 @@ wxPoint wxGetMousePosition()
     return wxDefaultPosition;
 }
 
+wxMouseState wxGetMouseState()
+{
+    wxMouseState ms;
+    // TODO
+    return ms;
+}
+
 wxWindow* wxFindWindowAtPointer(wxPoint& pt)
 {
     pt = wxGetMousePosition();