Removal of useless ByLayer( functions to fix build errors

[VourMa]

As per title, fixing cms-sw#45117 (comment).

[slava77]

/run all

[slava77]

let's see if PRs to master are testable

[github-actions]

The PR was built and ran successfully in standalone mode. Here are some of the comparison plots.

The full set of validation and comparison plots can be found here.

Here is a timing comparison:

   Evt    Hits       MD       LS      T3       T5       pLS       pT5      pT3      TC       Reset    Event     Short             Rate
   avg     40.9    388.4    193.0    131.0    137.0    502.5    118.6    248.1    101.6      3.3    1864.6    1321.2+/- 369.1     491.7   explicit[s=4] (target branch)
   avg     40.0    387.7    191.4    129.8    137.2    510.1    118.1    252.8    102.1      3.2    1872.5    1322.3+/- 370.5     495.4   explicit[s=4] (this PR)

[github-actions]

The PR was built and ran successfully with CMSSW. Here are some plots.

OOTB All Tracks

The full set of validation and comparison plots can be found here.

[slava77]

I think this can go upstream to cms-sw/cmssw as a separate PR; no need to couple with our devel migration

[VourMa]

I think this can go upstream to cms-sw/cmssw as a separate PR; no need to couple with our devel migration

That's what I was thinking as well. I will make it later today.