Fixed compilation for !wxUSE_IMAGE as well as !wxUSE_TOOLBAR.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@25838 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/bitmap.cpp

@@ -429,7 +429,11 @@ wxBitmap::wxBitmap(const char bits[], int width, int height, int depth)
 }
 
 // Create from XPM data
+#if wxUSE_IMAGE && wxUSE_XPM
 bool wxBitmap::CreateFromXpm(const char **data)
+#else
+bool wxBitmap::CreateFromXpm(const char **WXUNUSED(data))
+#endif
 {
 #if wxUSE_IMAGE && wxUSE_XPM
     Init();