Remove unreferenced autogen code

[Huangzizhou]

Description

Remove unreferenced autogen code in GCP.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 97.36%. Comparing base (f369a94) to head (9d0903a).
⚠️ Report is 3 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #195      +/-   ##
==========================================
+ Coverage   91.79%   97.36%   +5.56%     
==========================================
  Files         145      145              
  Lines       25391    23939    -1452     
  Branches      796      796              
==========================================
  Hits        23308    23308              
+ Misses       2083      631    -1452     

Flag	Coverage Δ
unittests	97.36% <ø> (+5.56%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.