Merge "Preload HttpEngine into the Zygote via an API" into main am: 0222489dda

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/3367883

Change-Id: I24c3b20b173511ede14fc06686cb6f661cf855d7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>