Merge "Remove useless thread checks" am: 269d32a0fa am: bb87d5aeb5 am: 374e1adce8

Change-Id: Ib091ec185495184867b77528aee7492b9b571ada
tree: 50b0e0b659cedc11581be6e1ba7141f2399e26a7
  1. core/
  2. services/
  3. tests/