fixed CFM build linking error

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@29911 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/mac/carbon/fontdlg.cpp

@@ -271,6 +271,11 @@ wxFontDialog::wxFontDialog(wxWindow *parent, const wxFontData&  data)
     Create(parent, data);
 }
 
+wxFontDialog::~wxFontDialog()
+{
+    // empty
+}
+
 void wxFontDialog::SetData(wxFontData& fontdata)
 {
     m_fontData = fontdata;