Merge "DO NOT MERGE: Skip data saver related tests if the device doesn't support it." into nougat-cts-dev am: 43a0aa48b0  -s ours am: 8b0491eb1f
am: 8be8d0d6a9  -s ours

Change-Id: Iac33c3abd87928b5969cf01066d9d770d9a1a10b
tree: 27a4ef8ad17e7291079f407f2ecfce5ae7568619
  1. tests/