am 74f88968: am 637eacfd: am 7911c8b9: (-s ours) am 15e549a8: am 4f5e6c63: Skip warnings for some unresolved references. [DO NOT MERGE]

* commit '74f889684521f45559ee5c07bfbcb76033738e01':
  Skip warnings for some unresolved references. [DO NOT MERGE]