added missing int

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@61069 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/button.cpp

@@ -1088,7 +1088,7 @@ void DrawXPBackground(wxButton *button, HDC hdc, RECT& rectBtn, UINT state)
 
     // this array is indexed by wxButton::State values and so must be kept in
     // sync with it
-    static const uxStates[] =
+    static const int uxStates[] =
     {
         PBS_NORMAL, PBS_HOT, PBS_PRESSED, PBS_DISABLED, PBS_DEFAULTED
     };