boosted cleaning fix for 75x

[dsrankin]

Fixing const_cast issue.
Please approve as soon as possible, needed for data taking.
Backport of PR #10012
@rappoccio @isando3

[cmsbuild]

A new Pull Request was created by @drankincms for CMSSW_7_5_X.

boosted cleaning fix for 75x

It involves the following packages:

HLTrigger/JetMET

@Martin-Grunewald, @perrotta, @cmsbuild, @fwyzard can you please review it and eventually sign? Thanks.
@Martin-Grunewald this is something you requested to watch as well.
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@Degano you are the release manager for this.
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[Martin-Grunewald]

please test

[Martin-Grunewald]

@drankincms
also need a 74X PR!!

[cmsbuild]

The tests are being triggered in jenkins.

[Dr15Jones]

Please remove cout statement

[cmsbuild]

-1
Tested at: 1e536cc
When I ran the RelVals I found an error in the following worklfows:
135.4 step1

runTheMatrix-results/135.4_ZEE_13+ZEEFS_13+HARVESTUP15FS+MINIAODMCUP15FS/step1_ZEE_13+ZEEFS_13+HARVESTUP15FS+MINIAODMCUP15FS.log
----- Begin Fatal Exception 02-Jul-2015 12:31:07 CEST-----------------------
An exception of category 'ProductNotFound' occurred while
   [0] Processing run: 1 lumi: 1 event: 6
   [1] Running path 'HLT_Ele45_CaloIdVT_GsfTrkIdT_PFJet200_PFJet50_v2'
   [2] Calling event method for module HLTPFJetCollectionsFilter/'hltEle45CaloIdVTGsfTrkIdTDiCentralPFJet50EleCleaned'
Exception Message:
Principal::getByToken: Found zero products matching all criteria
Looking for type: std::vector,reco::PFJet,edm::refhelper::FindUsingAdvance,reco::PFJet> > >
Looking for module label: hltEle45CaloIdVTGsfTrkIdTCleanAK4PFJet
Looking for productInstanceName: 
   Additional Info:
      [a] If you wish to continue processing events after a ProductNotFound exception,
add "SkipEvent = cms.untracked.vstring('ProductNotFound')" to the "options" PSet in the configuration.
----- End Fatal Exception -------------------------------------------------

you can see the results of the tests here:
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-10013/10768/summary.html

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next CMSSW_7_5_X IBs once checked with relvals in the development release cycle of CMSSW or unless it breaks tests. This pull request requires discussion in the ORP meeting before it's merged. @davidlange6, @Degano, @smuzaffar

[cmsbuild]

+1
Tested at: a0bfcee
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-10013/8528/summary.html

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next CMSSW_7_5_X IBs once checked with relvals in the development release cycle of CMSSW (tests are also fine). This pull request requires discussion in the ORP meeting before it's merged. @davidlange6, @Degano, @smuzaffar

[cmsbuild]

Comparison is ready
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-10013/8528/summary.html

[davidlange6]

+1