Merge "Merge "Revert "Revert "Track libcore update of Map classes to jdk8u60""" into stage-aosp-master am: 6f15eabd29 am: 150ab094ed" into nyc-mr1-dev-plus-aosp
am: c208ec636c

Change-Id: Ie124f78d6422d1408a4adcc519caa92bd4a251a6