Fix bugs found by application verifier :

- Fix  active lock in freed memory in ha_archive (share mutex was not released prior to free())
- Do not attempt vio_fastsend or vio_keepalive on named pipes and shared memory.

storage/archive/ha_archive.cc

@@ -357,6 +357,7 @@ ARCHIVE_SHARE *ha_archive::get_share(const char *table_name, int *rc)
     {
       *rc= my_errno ? my_errno : -1;
       pthread_mutex_unlock(&archive_mutex);
+      pthread_mutex_destroy(&share->mutex);
       my_free(share, MYF(0));
       DBUG_RETURN(NULL);
     }