This is required by dump unit testing for now. The change was introduced
by commit
ab6e54e0 https://gerrit.wikimedia.org/r/#/c/6089/
We will have to update the Dump tests to no more reference sink directly
but use a proper accessing method that has yet to be written.
Change-Id: I1246739c4ea174b13af475db8cfcb48740ecc2df
/**
* @var DumpOutput
+ * FIXME will need to be made protected whenever legacy code
+ * is updated.
*/
- protected $sink;
+ public $sink;
/**
* @var bool