Remove code dup of InternalLogger (T4)

[304NotModified]

T4 to generate code of InternalLogger

[codecov-io]

Current coverage is 73.36%

Merging #1141 into master will increase coverage by +0.01% as of 9e745df

@@            master   #1141   diff @@
======================================
  Files          264     265     +1
  Stmts        14945   14945       
  Branches      1638    1638       
  Methods          0       0       
======================================
+ Hit          10963   10964     +1
+ Partial        418     417     -1
  Missed        3564    3564       

Review entire Coverage Diff as of 9e745df

---

Uncovered Suggestions

1. +0.08% via ...nternal/AspHelper.cs#206...218
2. +0.08% via ...nternal/AspHelper.cs#188...200
3. +0.08% via ...nternal/AspHelper.cs#170...182
4. See 7 more...

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[bhaeussermann]

I approve of this :).
But the branch is out-of-date, so I cannot merge :(

[304NotModified]

That's odd, I can merge without any change.