PLinkStub is dead

since
    commit 1d852b32
    Date:   Thu Jul 16 09:49:37 2015 +0200
    loplugin:unusedmethods svx

Change-Id: I1c039fd71571a069531684857ae971e6acb4f49c
Reviewed-on: https://gerrit.libreoffice.org/43081Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

include/svx/svxdlg.hxx

@@ -98,8 +98,6 @@ public:
     virtual SfxBindings& GetBindings() = 0;
 };
 
-typedef sal_IntPtr (*PLinkStub)( void*, void* );
-
 class AbstractSearchProgress :public VclAbstractRefreshableDialog
 {
 protected: