Merge "Support lists of files in adb.AndroidDevice.push." am: fccaf17264 am: 0935eedc97 am: d93834bce2

Original change: https://android-review.googlesource.com/c/platform/development/+/1422601

Change-Id: I922d04dda1fe039b37fa06e3af9a9a0fdf5cd4c2