Stringify the title instead. This will help avoid running into the
PHP/HHVM serialization incompatibility described in T210528.
This is part 2: Once all servers have part 1 (and rollback is unlikely)
we can stop storing the Title objects.
Bug: T210528
Change-Id: If3acfeb42788bd675c3022cc1b49dccc9ac1ecbe
'parameters' => $this->parameters,
'format' => $this->format,
'useDatabase' => $this->useDatabase,
- 'title' => $this->title,
'titlestr' => $this->title ? $this->title->getFullText() : null,
] );
}