Update the pip size spec logic am: aacf021023

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20654971

Change-Id: I7c0a4dd46aa4c3705d7be3b268344568580d8fb4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>