Move OptimizationFilterStatus histogram to OptimizationGuide

Bug: 969558
Change-Id: Ic8a396fa9c55c4e0b5a9a4320b1de38a6cc24031
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1716602
Commit-Queue: Sophie Chang <sophiechang@chromium.org>
Reviewed-by: Tarun Bansal <tbansal@chromium.org>
Reviewed-by: Doug Arnett <dougarnett@chromium.org>
Cr-Commit-Position: refs/heads/master@{#680725}
9 files changed