Remove spy context syntax because we do not need to
mock context anymore in the test cases.
Bug: 117644158
Test: robotests
Change-Id: I222eec4fbc1994d7bb79adead40b76ac0a000bdc
Having consistent import order will reduce chance of merge
conflict between internal and external master
Test: rebuild
Change-Id: I0b1a170967ddcce7f388603fd521f6ed1eeba30b