Elide use of rtl_Instance (which is obsoleted by C++11 thread-safe statics),

...redux, after 51e7a590976f664deb0a386d23b66bee38ea5687 "Elide use of
rtl_Instance (which is obsoleted by C++11 thread-safe statics)" had done the
same in parallel but forgot to remove some now-unnecessary parts

Change-Id: I6c9d80c28b673ffb178d4f3cbd097b7d90891344
Reviewed-on: https://gerrit.libreoffice.org/85356
Tested-by: Jenkins
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>
diff --git a/basic/source/basmgr/basicmanagerrepository.cxx b/basic/source/basmgr/basicmanagerrepository.cxx
index 1e9378f..9116dbd 100644
--- a/basic/source/basmgr/basicmanagerrepository.cxx
+++ b/basic/source/basmgr/basicmanagerrepository.cxx
@@ -62,16 +62,9 @@ namespace basic

    typedef std::vector< BasicManagerCreationListener* >  CreationListeners;

    namespace {

    struct CreateImplRepository;

    }

    class ImplRepository : public ::utl::OEventListenerAdapter, public SfxListener
    {
    private:
        friend CreateImplRepository;
        ImplRepository();

    private: