Run3-gem38 Use variable name in specifying offsets for layer #

[bsunanda]

PR description:

Use constants to specify offsets for layers in GEM detector

PR validation:

Tested with runTheMatrix with scenarios involving GE11 and GE21

if this PR is a backport please specify the original PR and why you need to backport that PR:

Nothing special

[cmsbuild]

The code-checks are being triggered in jenkins.

[cmsbuild]

+code-checks

Logs: https://cmssdt.cern.ch/SDT/code-checks/cms-sw-PR-29839/15379

• This PR adds an extra 32KB to repository

[cmsbuild]

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

It involves the following packages:

Geometry/MuonCommonData

@civanch, @Dr15Jones, @makortel, @cvuosalo, @ianna, @mdhildreth, @cmsbuild can you please review it and eventually sign? Thanks.
@ptcox, @fabiocos, @slomeo this is something you requested to watch as well.
@silviodonato, @dpiparo you are the release manager for this.

cms-bot commands are listed here

[bsunanda]

@cmsbuild Please test

[cmsbuild]

The tests are being triggered in jenkins.
https://cmssdt.cern.ch/jenkins/job/ib-run-pr-tests/6318/console Started: 2020/05/14 21:08

[cmsbuild]

+1
Tested at: 4b16a6a
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-ae9fd0/6318/summary.html
CMSSW: CMSSW_11_1_X_2020-05-14-1100
SCRAM_ARCH: slc7_amd64_gcc820

[cmsbuild]

Comparison job queued.

[cmsbuild]

Comparison is ready
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-ae9fd0/6318/summary.html

Comparison Summary:

• No significant changes to the logs found
• Reco comparison results: 0 differences found in the comparisons
• DQMHistoTests: Total files compared: 35
• DQMHistoTests: Total histograms compared: 2702162
• DQMHistoTests: Total failures: 40
• DQMHistoTests: Total nulls: 0
• DQMHistoTests: Total successes: 2701803
• DQMHistoTests: Total skipped: 319
• DQMHistoTests: Total Missing objects: 0
• DQMHistoSizes: Histogram memory added: 0.0 KiB( 34 files compared)
• Checked 150 log files, 16 edm output root files, 35 DQM output files

[cvuosalo]

+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 will now be reviewed by the release team before it's merged. @silviodonato, @dpiparo (and backports should be raised in the release meeting by the corresponding L2)

[silviodonato]

+1