make sure button is known for non-precomp case

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@59921 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/src/univ/winuniv.cpp b/src/univ/winuniv.cpp
index dad230c47bf1e68ccf02609cb3771dc6026b9ee6..fdcd178c50fdff2a708798cc8ffdf806cb20a8c5 100644 (file)
--- a/src/univ/winuniv.cpp
+++ b/src/univ/winuniv.cpp
@@ -35,12 +35,14 @@
     #include "wx/menu.h"
     #include "wx/frame.h"
     #include "wx/log.h"
+    #include "wx/button.h"
 #endif // WX_PRECOMP
 
 #include "wx/univ/colschem.h"
 #include "wx/univ/renderer.h"
 #include "wx/univ/theme.h"
 
+
 #if wxUSE_CARET
     #include "wx/caret.h"
 #endif // wxUSE_CARET