DO NOT MERGE: debuggerd: verify that traced threads belong to the right process. am: 36dd144367 am: 9048b3bb8e am: 6cb199bf4a  -s ours am: 851f840835 am: be484f3f7b am: 1e1eae1992 am: 71908ef2f8  -s ours
am: be2e5ea5a9

Change-Id: I9916a033d3fa29d340ef75e5a7c866415e4ce517