CEC: Expect Feature Abort as an alternate message

Add the ability to allow feature abort as an alternate expected message
in checkExpectedOutput. To enable this feature,
setExpectedFeatureAbortFor should be called with the operand for which
feature abort could be expected along with the feature abort reason.

Bug: 172202220
Test: None
Change-Id: I38131183d5d8d0975e1915b06ffc4cbb742926fa
1 file changed