Remove remnants of old snippet extraction functionality #7904
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Description of what this PR is changing or adding, and why: The old system usages were all replaced as far as I can tell and the system is no longer used anyway after #7580. This PR removes all remnants of the old system and now unnecessary
<!-- skip -->tags.Issues fixed by this PR (if any): Fixes #2233
Presubmit checklist