Version: 55.0.2860.0 (Developer Build) (64-bit)
OS: All

What steps will reproduce the problem?
(1) Visit http://flackr.github.io/compositor-worker/parallax-static/parallax.html with the flags --enable-blink-features=GeometryInterfaces,CompositorWorker
(2) Open dev tools.
(3) Refresh the page.

What is the expected output?
Expect the page to refresh normally.

What do you see instead?
Instead, the renderer seems to freeze up and the page never reloads.

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