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* These files were in //fuchsia/engine but are now needed for tests
  outside of WebEngine.
* Spin-off from https://crrev.com/c/1773707

Bug: 997895
Change-Id: I8361953162f9353fba8493a08ca984de0492b7f9
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1778917
Auto-Submit: Fabrice de Gans-Riberi <fdegans@chromium.org>
Commit-Queue: Daniel Cheng <dcheng@chromium.org>
Reviewed-by: Daniel Cheng <dcheng@chromium.org>
Reviewed-by: Wez <wez@chromium.org>
Cr-Commit-Position: refs/heads/master@{#692279}