[jira] (LUCENE-6959) Remove ToParentBlockJoinCollector

[Michael McCandless (JIRA)]

Title: Message Title

Michael McCandless commented on LUCENE-6959   Re: Remove ToParentBlockJoinCollector +1, thank you Martijn van Groningen! Add Comment   This message was sent by Atlassian JIRA (v6.3.15#6346-sha1:dbc023d)