Get time zone names from CLDR.

Since the intent appears to have been "use the zone's local names if
they're in the same country, and use exemplar locations otherwise",
this patch gets the localized CLDR time zone name or the localized
CLDR exemplar location as appropriate.

Bug: 8145760
Bug: 10179879
AOSP Change-Id: Ib3968a493de9f0d3040f3afa6ca07d9f44566a32

Change-Id: I0cff5378369f6ff658c99e00ade4f57a600c9965
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 'cm/cm-10.2' into wszf