[metrics-bugs] #21143 [Metrics/CollecTor]: remove 18 checkstyle complaints from CollecTor

[Tor Bug Tracker & Wiki]

#21143: remove 18 checkstyle complaints from CollecTor
-------------------------------+------------------------------
 Reporter:  iwakeh             |          Owner:  metrics-team
     Type:  enhancement        |         Status:  merge_ready
 Priority:  Medium             |      Milestone:
Component:  Metrics/CollecTor  |        Version:
 Severity:  Normal             |     Resolution:
 Keywords:  metrics-help       |  Actual Points:
Parent ID:                     |         Points:
 Reviewer:                     |        Sponsor:
-------------------------------+------------------------------
Changes (by iwakeh):

 * status:  needs_review => merge_ready


Comment:

 That was quick!  Looks fine and `ant clean test checks` passes
 successfully.
 Ready for merge.

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/21143#comment:2>
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