gcc7 compilation warning fix in RecoMuon/MuonIsolation package

[mrodozov]

Fining compiler warning listed here
https://cmssdt.cern.ch/SDT/cgi-bin/buildlogs/slc6_amd64_gcc700/CMSSW_9_3_X_2017-07-31-1200/RecoMuon/MuonIsolation

[cmsbuild]

A new Pull Request was created by @mrodozov for master.

It involves the following packages:

RecoMuon/MuonIsolation

@perrotta, @cmsbuild, @slava77 can you please review it and eventually sign? Thanks.
@bellan, @abbiendi, @jhgoh, @echapon, @calderona, @HuguesBrun, @battibass, @trocino, @bachtis, @rociovilar this is something you requested to watch as well.
@davidlange6 you are the release manager for this.

cms-bot commands are listed here

[mrodozov]

please test

[cmsbuild]

The tests are being triggered in jenkins.
https://cmssdt.cern.ch/jenkins/job/ib-any-integration/22017/console Started: 2017/08/02 16:41

[mrodozov]

abort test

[cmsbuild]

Jenkins tests are aborted.

[mrodozov]

please test

[cmsbuild]

The tests are being triggered in jenkins.
https://cmssdt.cern.ch/jenkins/job/ib-any-integration/22022/console Started: 2017/08/02 18:38

[cmsbuild]

Pull request #20022 was updated. @perrotta, @cmsbuild, @slava77 can you please check and sign again.

[cmsbuild]

+1
Tested at: f7d6808
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-20022/22022/summary.html

The following merge commits were also included on top of IB + this PR after doing git cms-merge-topic:
75a9ea0
You can see more details here:
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-20022/22022/git-log-recent-commits
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-20022/22022/git-merge-result

[cmsbuild]

Comparison job queued.

[cmsbuild]

Comparison is ready
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-20022/22022/summary.html

Comparison Summary:

• No significant changes to the logs found
• Reco comparison results: 0 differences found in the comparisons
• DQMHistoTests: Total files compared: 25
• DQMHistoTests: Total histograms compared: 2651091
• DQMHistoTests: Total failures: 31639
• DQMHistoTests: Total nulls: 0
• DQMHistoTests: Total successes: 2619271
• DQMHistoTests: Total skipped: 181
• DQMHistoTests: Total Missing objects: 0
• Checked 102 log files, 14 edm output root files, 25 DQM output files

[perrotta]

+1

• Technical
• No differences expected in jenkins tests, no differences observed

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next master IBs (tests are also fine). This pull request will now be reviewed by the release team before it's merged. @davidlange6, @smuzaffar (and backports should be raised in the release meeting by the corresponding L2)

[davidlange6]

+1