MB-11216, MB-11145: updating 3.0.0 builds to gperftools 2.2
Change-Id: I57638599b64f1b9bf8f40725b54c7a98cd22ced1
Reviewed-on: http://review.couchbase.org/37717
Reviewed-by: Chris Hillery <ceej@couchbase.com>
Tested-by: Chris Hillery <ceej@couchbase.com>