fixed wxUSE_TABDIALOG/TAB_DIALOG confusion and other fixes to prevent wxTabCtrl from being built into the library unnecessarily (patch 1416049)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@37400 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/tabctrl.cpp

@@ -16,6 +16,8 @@
 #pragma hdrstop
 #endif
 
+#if wxUSE_TAB_DIALOG
+
 #ifndef WX_PRECOMP
 #include "wx/wx.h"
 #endif
@@ -428,3 +430,5 @@ void wxMapBitmap(HBITMAP hBitmap, int width, int height)
 
 }
 #endif
+
+#endif // wxUSE_TAB_DIALOG