replaced OnCtlColor(7 params) with MSWControlColor(1 param)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@30640 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/dialog.cpp

@@ -530,18 +530,3 @@ WXLRESULT wxDialog::MSWWindowProc(WXUINT message, WXWPARAM wParam, WXLPARAM lPar
     return rc;
 }
 
-#if wxUSE_CTL3D
-
-// Define for each class of dialog and control
-WXHBRUSH wxDialog::OnCtlColor(WXHDC WXUNUSED(pDC),
-                              WXHWND WXUNUSED(pWnd),
-                              WXUINT WXUNUSED(nCtlColor),
-                              WXUINT message,
-                              WXWPARAM wParam,
-                              WXLPARAM lParam)
-{
-    return (WXHBRUSH)Ctl3dCtlColorEx(message, wParam, lParam);
-}
-
-#endif // wxUSE_CTL3D
-