Test that a DOM timer drawing on a canvas inside viewport does not get throttled.

On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".


Timer should initially not be throttled.
PASS internals.isTimerThrottled(timeoutId) is false
Timer should still not be throttled because it is drawing on a canvas inside viewport.
PASS internals.isTimerThrottled(timeoutId) is false
PASS successfullyParsed is true

TEST COMPLETE