There were most definitely commits in Dev16. Howev...

# compose

[tcracknell]

There were most definitely commits in Dev16. However, due to when and how the refactoring occurred, the compose-compiler commits for this release can be found here:  https://android.googlesource.com/platform/frameworks/support/+log/9c74ed7b07d1c18da576f179d55e568ca12973df..316f882e649c600372170f013a18515f590f490d/compose