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As discussed in this doc:
https://docs.google.com/document/d/1zCIs8zBE7SPIS_OTvTuLkLbEgSfh-RxF0cYSCNAm-Ko/edit?ts=5f4ea439#heading=h.7o3hpjjptc4v

We would apply some heuristic to detect js-driven animation, and
canvas invalidation is one of them. This CL detects that, it contains
a unit test to verify the correctness.

Bug: 1111392
Change-Id: I7f37077b1a0da3c85301bf6034fde96898a84534
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2393068
Commit-Queue: Xida Chen <xidachen@chromium.org>
Reviewed-by: Robert Flack <flackr@chromium.org>
Reviewed-by: Fernando Serboncini <fserb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#808141}