Remove ROSDebugUtility from DQM/DTMonitorModule.

[dmitrijus]

ROSDebugUtility was only used to trigger thread-unsafe statics
warnings and to waste cpu time.

Also removed a few static variables from DTDataIntegrityTask,
as they too didn't make any sense.

(Fixes static warnings from #7510)

[cmsbuild]

A new Pull Request was created by @dmitrijus (Dmitrijus) for CMSSW_7_4_X.

Remove ROSDebugUtility from DQM/DTMonitorModule.

It involves the following packages:

DQM/DTMonitorModule

@cmsbuild, @danduggan, @nclopezo, @deguio can you please review it and eventually sign? Thanks.
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@Degano you are the release manager for this.
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[Dr15Jones]

The pull requests comment made me laugh :). Thanks for the fix.

[deguio]

please test

[cmsbuild]

The tests are being triggered in jenkins.

[cmsbuild]

+1
Tested at: 0a05d9e
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-7619/2456/summary.html

[deguio]

+1

[cmsbuild]

This pull request is fully signed and it will be integrated in one of the next CMSSW_7_4_X IBs unless changes (tests are also fine). This pull request requires discussion in the ORP meeting before it's merged. @davidlange6, @Degano, @ktf, @smuzaffar

[cmsbuild]

+1
Tested at: 0a05d9e
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-7619/2461/summary.html

[cmsbuild]

Comparison is ready
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-7619/2461/summary.html

[davidlange6]

+1