am 173411f7: Temporarily omit libcore tests that fail when run in CTS harness. DO NOT MERGE.

Merge commit '173411f7a11c81bef07adc28c66ce4c417df67ff' into eclair-plus-aosp

* commit '173411f7a11c81bef07adc28c66ce4c417df67ff':
  Temporarily omit libcore tests that fail when run in CTS harness. DO NOT MERGE.