Use `safe_constantize`.

Fixes https://github.com/rails/rails/issues/9933.
Use jquery-rails master
Try with web-console master
Remove warning
Add test to assert the right sanitizer vendor is being used
Move implementation to the gems

Now we keep only the common code and move the specific code to the gems
MySQL: skip GTID-unsafe statement tests when enforce_gtid_consistency is enabled
remove trailing whitespace. [ci skip]
Merge pull request #16450 from tgxworld/dont_swallow_error_when_identifying_constant_from_test_name

Do not swallow exception on NameError within constant.
ActiveJob Integration Tests