drop unused SvxTabPage ctor

Change-Id: Id522dce62d6c4496689fa4970a09e5f067bcd23a
Reviewed-on: https://gerrit.libreoffice.org/60832
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

include/svx/dlgctrl.hxx

@@ -48,10 +48,6 @@ class SAL_WARN_UNUSED SvxTabPage : public SfxTabPage
 {
 
 public:
-    SvxTabPage(vcl::Window *pParent, const OString& rID, const OUString& rUIXMLDescription, const SfxItemSet &rAttrSet)
-        : SfxTabPage(pParent, rID, rUIXMLDescription, &rAttrSet)
-    {
-    }
     SvxTabPage(TabPageParent pParent, const OUString& rUIXMLDescription, const OString& rID, const SfxItemSet &rAttrSet)
         : SfxTabPage(pParent, rUIXMLDescription, rID, &rAttrSet)
     {