[automerger skipped] Introduce indirection layer on top Cronet ToT and Stable...

[automerger skipped] Introduce indirection layer on top Cronet ToT and Stable import channels am: 78b8643a -s ours

am skip reason: Merged-In Ia20f6d4212ae7dbd6343b09116133a4bbadf1fff with SHA-1 6e14c66a is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/build/+/32128647



Change-Id: I1b417298b874365074dbce0655da36e04ecf7728
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>