DO NOT MERGE: debuggerd: verify that traced threads belong to the right process. am: 8d6ca194ee am: 8f7cc0e387  -s ours am: be9d9fc379  -s ours am: 2071bcfa75  -s ours
am: 7fe65ab421

Change-Id: I5ff20f785127d356eae5c0626cc4cc994d638109