CommonTools/RecoUtils : fix gcc700 warning: class has virtual functions and accessible non-virtual destructor [-Wnon-virtual-dtor]

[gartung]

Fixes warnings like these by adding virtual destructor with default constructor.

/build/cmsbld/jenkins-workarea/workspace/build-any-ib/w/tmp/BUILDROOT/cad3eea82b17ccf34f572f7928d21ee1/opt/cmssw/slc6_amd64_gcc700/cms/cmssw/CMSSW_9_2_X_2017-05-28-2300/src/CommonTools/RecoUtils/interface/PF_PU_AssoMapAlgos.h:82:7: warning: 'class PF_PU_AssoMapAlgos' has virtual functions and accessible non-virtual destructor [-Wnon-virtual-dtor]

/build/cmsbld/jenkins-workarea/workspace/build-any-ib/w/tmp/BUILDROOT/cad3eea82b17ccf34f572f7928d21ee1/opt/cmssw/slc6_amd64_gcc700/cms/cmssw/CMSSW_9_2_X_2017-05-28-2300/src/CommonTools/RecoUtils/interface/PF_PU_AssoMap.h:41:7: warning: base class 'class PF_PU_AssoMapAlgos' has accessible non-virtual destructor [-Wnon-virtual-dtor]

[cmsbuild]

A new Pull Request was created by @gartung (Patrick Gartung) for master.

It involves the following packages:

CommonTools/RecoUtils

@cmsbuild, @monttj, @davidlange6 can you please review it and eventually sign? Thanks.
@makortel this is something you requested to watch as well.
@davidlange6 you are the release manager for this.

cms-bot commands are listed here

[slava77]

@cmsbuild please test

[cmsbuild]

The tests are being triggered in jenkins.
https://cmssdt.cern.ch/jenkins/job/ib-any-integration/20293/console Started: 2017/06/01 21:40

[cmsbuild]

+1
Tested at: a4ad47e
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-19074/20293/summary.html

[cmsbuild]

Comparison job queued.

[cmsbuild]

Comparison is ready
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-19074/20293/summary.html

Comparison Summary:

• You potentially added 150 lines to the logs
• Reco comparison results: 3452 differences found in the comparisons
• DQMHistoTests: Total files compared: 23
• DQMHistoTests: Total histograms compared: 1789234
• DQMHistoTests: Total failures: 62525
• DQMHistoTests: Total nulls: 0
• DQMHistoTests: Total successes: 1726536
• DQMHistoTests: Total skipped: 173
• DQMHistoTests: Total Missing objects: 0
• Checked 94 log files, 14 edm output root files, 23 DQM output files

[monttj]

+1

[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 requires discussion in the ORP meeting before it's merged. @davidlange6, @smuzaffar

[davidlange6]

+1