Remove unnecessary STATIC_ASSERT_ENUM

Bug: 860403
Change-Id: If924817aab40dc90b10c7bce914c53c752f35c98
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1579824
Commit-Queue: Hiroshige Hayashizaki <hiroshige@chromium.org>
Reviewed-by: Makoto Shimazu <shimazu@chromium.org>
Reviewed-by: Leon Han <leon.han@intel.com>
Reviewed-by: Kinuko Yasuda <kinuko@chromium.org>
Cr-Commit-Position: refs/heads/master@{#653517}
1 file changed