Don't negate saving state

In the original implementation, we would only save the state if the
activity was "!isFinishing()". That was abstracted into a method
that returned whether we should save state. However, the "!" wasn't
removed. D'oh.

Bug: 20860094
Change-Id: I8827cb265f2e7fb911f5d110c56e464aa092bfe7
1 file changed