
Migrate all metadata files for ppapi and mixins used by metadata files under ppapi. Verify components with http://b/components/{id} or at go/chrome-on-buganizer-prod-components. Bug: chromium:1518875 Change-Id: Ifabde04097bc22c7d1fa81884daf037bdbdc8d27 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5263004 Auto-Submit: Jeff Yoon <jeffyoon@google.com> Reviewed-by: Derek Schuff <dschuff@chromium.org> Commit-Queue: Derek Schuff <dschuff@chromium.org> Cr-Commit-Position: refs/heads/main@{#1255767}