Merge "Comment reason for simulateDataStall structure." am: 7039e1cbc8 am: 6342a7d978

Change-Id: Ie236cb45cb2192702df4ce9aaa4e3db7fa1e007c
tree: 2f788b5048c2680e52b4af93b4a59f72d6e6f25b
  1. core/
  2. services/
  3. tests/