Merge "Revert "Ignore libcore.java.lang.OldSystemTest#test_gc failures with CC."" am: f9eed16
am: 1151e83

* commit '1151e83a14588cba9e0208331a816676cfb98acc':
  Revert "Ignore libcore.java.lang.OldSystemTest#test_gc failures with CC."

Change-Id: I7fbe052bd658d904152641ca1960441b418a1571