mongodb/mongo-php-driver — pull request #285 by jmikola (2013-01-24 19:16:01+00:00)
Title: [PHP-682] Remove redundant MongoGridFSCursor::key() implementation

This was changed in 1.3.0 to return the document _id, so it can simply extend the base MongoCursor::key() method now.

This was extracted from #281 to keep the change in its own issue/PR.