Reland of "Add animated voice interaction icon."

This reverts commit 1737b40ca5cf2c05f5b6c90d342dae31dbad09f3.

Reason for revert:
Reland after removing base::TimeTicks::since_origin() usage that
does not exist in M61 branch.

Original change's description:
> Revert "Add animated voice interaction icon."
>
> This reverts commit 875aa3d7b80dd3d6a2f0a265d4ca1875b502abc6.
>
> Reason for revert:
>
> Breaks the M61 branch build
>
> cc -o obj/ash/ash/voice_interaction_overlay.o
> ../../ash/shelf/voice_interaction_overlay.cc:170:43: error: no member named 'since_origin' in 'base::TimeTicks'
>     uint64_t now = base::TimeTicks::Now().since_origin().InMilliseconds();
>
> Original change's description:
> > Add animated voice interaction icon.
> >
> > BUG=b:62276007
> > TEST=build flash locally, see animation as spec
> > [email protected]
> >
> > (cherry picked from commit cc92f7aea52bd87500cab8538687da6e756aaed0)
> >
> > Change-Id: I5542b68e084fe465c2f8b424b521c8faef51f686
> > Reviewed-on: https://chromium-review.googlesource.com/585245
> > Commit-Queue: Xiaohui Chen <[email protected]>
> > Reviewed-by: Mitsuru Oshima <[email protected]>
> > Cr-Original-Commit-Position: refs/heads/master@{#490447}
> > Reviewed-on: https://chromium-review.googlesource.com/595143
> > Reviewed-by: Vladislav Kaznacheev <[email protected]>
> > Cr-Commit-Position: refs/branch-heads/3163@{#198}
> > Cr-Branched-From: ff259bab28b35d242e10186cd63af7ed404fae0d-refs/heads/master@{#488528}
>
> [email protected],[email protected],[email protected]
>
> # Not skipping CQ checks because original CL landed > 1 day ago.
>
> Bug: b:62276007
> Change-Id: Ie8e554ca79f054e0e4d18621402123455950aa9c
> Reviewed-on: https://chromium-review.googlesource.com/597071
> Reviewed-by: James Cook <[email protected]>
> Cr-Original-Commit-Position: refs/branch-heads/3163@{#229}
> Cr-Original-Branched-From: ff259bab28b35d242e10186cd63af7ed404fae0d-refs/heads/master@{#488528}(cherry picked from commit 020cdf35035e30942aa34ca571fce561bff18cf6)
> Reviewed-on: https://chromium-review.googlesource.com/598507
> Commit-Queue: Xiaohui Chen <[email protected]>
> Cr-Commit-Position: refs/heads/master@{#491521}

Bug: b:62276007
Change-Id: I7c07a6edca4f853cd8e73664217c662eb29fc27d
Reviewed-on: https://chromium-review.googlesource.com/598688
Reviewed-by: Mitsuru Oshima <[email protected]>
Commit-Queue: Xiaohui Chen <[email protected]>
Cr-Commit-Position: refs/heads/master@{#491792}
2 files changed