Merge "Merge "DO NOT MERGE: Test for potential overflow in Visualizer effect" into marshmallow-cts-dev am: 8dd5b853c4  -s ours" into nougat-cts-dev am: ab385cc2ee  -s ours am: f018d7da92
am: d970ada5ac

Change-Id: I9efa2a9cc0a14b40ce74da397b00ed461dd94b34