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This is effectively applying MD refresh toggle style, as well
as preparing for removing paper-toggle-button from third_party/polymer.

Bug: 768073
Cq-Include-Trybots: master.tryserver.chromium.linux:closure_compilation
Change-Id: I90c3eb4098304b3ca707665d52bb6b54e67bdce6
Reviewed-on: https://chromium-review.googlesource.com/1048167
Commit-Queue: Demetrios Papadopoulos <dpapad@chromium.org>
Reviewed-by: Michael Giuffrida <michaelpg@chromium.org>
Cr-Commit-Position: refs/heads/master@{#557271}