Revert "Get time zone names from CLDR."
4.3's libcore doesn't have the getExemplarLocation method

This reverts commit c1a76924266e37a412751c843351fb069a32c0c2.

Change-Id: Ifbc280758ce0787a4a9db5bee3812fb62772334a
Merge remote-tracking branch 'upstream/cm-10.2' into cm-10.2