tdf#89329: use unique_ptr for pImpl in tubes/manager

Change-Id: Ic70883b58c9b3a0b56e6c07594a2758e04e7f5ee
Reviewed-on: https://gerrit.libreoffice.org/35767
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Michael Stahl <mstahl@redhat.com>

include/tubes/manager.hxx

@@ -145,7 +145,7 @@ public:
     TUBES_DLLPUBLIC static void addSuffixToNames( const char* pName );
 
 private:
-    static TeleManagerImpl* pImpl;
+    static std::unique_ptr<TeleManagerImpl> pImpl;
 
     static ::osl::Mutex&    GetMutex();
 };

tubes/source/manager.cxx

@@ -436,7 +436,7 @@ bool TeleManager::init( bool bListen )
 
 void TeleManager::finalize()
 {
-    delete pImpl;
+    pImpl.reset();
 }
 
 bool TeleManager::createAccountManager()