Revert "Ravenwood/HostStubGen refactor and bug fixe"

This reverts commit ec5e313efbb08adb3dcb3ce044610338eaf4c29e.

Reason for revert: Probable culprit for b/332911993. Will be verifying through ABTD for confirmation and before submitting the revert.

Change-Id: I030e2d27d6b897013106b9d73b57b50823ea87c9
23 files changed