CTS accessibility event test failing.

1. I have added new members to the AccessibilityEvent class and
   changed the initial values for some properties nto -1 to
   convey that for this value they are irrelevant.

bug:5051158

Change-Id: I1f2ad1fa2e1b6a050b3c07ffc2352e2f08d4d8d3
1 file changed