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This test is already disabled for all other platforms but (as linked in
the bug) Windows bots also reported flakes. Therefore, disable it for
windows as well.

TBR=clamy@chromium.org

Bug: 665296
Change-Id: I3991d966d72509324c00c28d82ace55d698eecb4
Reviewed-on: https://chromium-review.googlesource.com/1181262Reviewed-by: Friedrich Horschig <fhorschig@chromium.org>
Commit-Queue: Friedrich Horschig <fhorschig@chromium.org>
Cr-Commit-Position: refs/heads/master@{#584458}