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Also had to update paper-styles version 1.1.4 -> 1.3.1, and removed
the deprecated and unused shadow-layout.html.

Bug: 738611
Cq-Include-Trybots: master.tryserver.chromium.linux:closure_compilation
Change-Id: I43fc909502ac321e3a6a512ca6b00c93a98abab2
Reviewed-on: https://chromium-review.googlesource.com/882446Reviewed-by: Hector Carmona <hcarmona@chromium.org>
Commit-Queue: Demetrios Papadopoulos <dpapad@chromium.org>
Cr-Commit-Position: refs/heads/master@{#531851}