Fix compilation warnings (ClassDef macro)

[mrodozov]

Fixes comp warnings from here:
https://cmssdt.cern.ch/SDT/cgi-bin/buildlogs/slc7_aarch64_gcc700/CMSSW_9_4_X_2017-10-08-1100/Calibration/HcalCalibAlgos
and here:
https://cmssdt.cern.ch/SDT/cgi-bin/buildlogs/slc7_aarch64_gcc700/CMSSW_9_4_X_2017-10-08-1100/IOPool/TFileAdaptor

[cmsbuild]

The code-checks are being triggered in jenkins.

[cmsbuild]

+code-checks

Logs: https://cmssdt.cern.ch/SDT/code-checks/PR-20842/1285

[cmsbuild]

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

It involves the following packages:

Calibration/HcalCalibAlgos
IOPool/TFileAdaptor

@ghellwig, @smuzaffar, @Dr15Jones, @arunhep, @cerminar, @cmsbuild, @franzoni, @lpernie can you please review it and eventually sign? Thanks.
@ghellwig, @mmusich, @wddgit, @tocheng this is something you requested to watch as well.
@davidlange6, @slava77 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/23588/console Started: 2017/10/09 12:20

[cmsbuild]

-1

Tested at: 6069b13

The following merge commits were also included on top of IB + this PR after doing git cms-merge-topic:
b3b7d36
You can see more details here:
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-20842/23588/git-log-recent-commits
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-20842/23588/git-merge-result

You can see the results of the tests here:
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-20842/23588/summary.html

I found follow errors while testing this PR

Failed tests: AddOn

• AddOn:

I found errors in the following addon tests:

cmsDriver.py RelVal -s L1REPACK:Full --data --scenario=pp -n 10 --conditions auto:run2_hlt_2e34v22 --relval 9000,50 --datatier "RAW" --eventcontent RAW --customise=HLTrigger/Configuration/CustomConfigs.L1T --era Run2_2017 --fileout file:RelVal_Raw_2e34v22_DATA.root --filein /store/data/Run2017A/HLTPhysics4/RAW/v1/000/295/606/00000/36DE5E0A-3645-E711-8FA1-02163E01A43B.root : FAILED - time: date Mon Oct 9 14:07:14 2017-date Mon Oct 9 14:02:22 2017 s - exit: 23552
cmsRun /cvmfs/cms-ib.cern.ch/nweek-02493/slc6_amd64_gcc630/cms/cmssw/CMSSW_9_4_X_2017-10-08-2300/src/HLTrigger/Configuration/test/OnLine_HLT_2e34v22.py realData=True globalTag=@ inputFiles=@ : FAILED - time: date Mon Oct 9 14:07:14 2017-date Mon Oct 9 14:02:22 2017 s - exit: 21504
cmsDriver.py RelVal -s HLT:2e34v22,RAW2DIGI,L1Reco,RECO --data --scenario=pp -n 10 --conditions auto:run2_data_2e34v22 --relval 9000,50 --datatier "RAW-HLT-RECO" --eventcontent FEVTDEBUGHLT --customise=HLTrigger/Configuration/CustomConfigs.L1THLT --era Run2_2017 --processName=HLTRECO --filein file:RelVal_Raw_2e34v22_DATA.root --fileout file:RelVal_Raw_2e34v22_DATA_HLT_RECO.root : FAILED - time: date Mon Oct 9 14:07:14 2017-date Mon Oct 9 14:02:22 2017 s - exit: 21504

The following merge commits were also included on top of IB + this PR after doing git cms-merge-topic:
b3b7d36
You can see more details here:
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-20842/23588/git-log-recent-commits
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-20842/23588/git-merge-result

[cmsbuild]

Comparison job queued.

[cmsbuild]

Comparison is ready
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-20842/23588/summary.html

Comparison Summary:

• No significant changes to the logs found
• Reco comparison results: 0 differences found in the comparisons
• DQMHistoTests: Total files compared: 26
• DQMHistoTests: Total histograms compared: 2764467
• DQMHistoTests: Total failures: 108
• DQMHistoTests: Total nulls: 0
• DQMHistoTests: Total successes: 2764188
• DQMHistoTests: Total skipped: 171
• DQMHistoTests: Total Missing objects: 0
• Checked 107 log files, 10 edm output root files, 26 DQM output files

[davidlange6]

merge