Commit db351933 authored by Hans Boehm's avatar Hans Boehm Committed by android-build-team Robot
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Make GetState() handle overflowed state and 0 path to root 

Fix GetState() so that it deals correctly with an overflowed state in
which the path to root is entirely zero. We don't try to salvage
the DCHECK for now. Fix the stated invariants to be more consistent
with the code.

Bug: 69564627
Test: AOSP builds & runs. Host tests pass.
Change-Id: Idd975f03d4292e4fc52ad7714bbb2b1b98e17f96
(cherry picked from commit b91f9c15)
parent 108c4a70
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