The objects in this prebuilt directory can be built from
	platform/frameworks/base

platformprotos-prebuilt.jar:
Built from commit I757f06b69eefe26dbbbaa1bbde1abeca1b6a62f4.
First AOSP build containing the change is aosp-master@5989172.

platformtestprotos-prebuilt.jar:
Built from change I82386a6c8a5e6ddf42d8377148001f4ede2f297f

Note: Before dropping the jars, please run the following command to strip the
jar manifest file, which causes hidden dependency on jars in the Class-Path.
$ zip -d platformprotos-prebuilt.jar META-INF/MANIFEST.MF