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
am: b92fecf460

Change-Id: Ie10d035b8a18c39bd15e72afc6f270fe33aff63a