Rename CertificateType to CertificateInfo::Type

This will avoid name clashing when declaring a CertificateType enum in
mojom.

Bug: 921746
Change-Id: If72e1cb6be1dc42c1f14e72d380c13265f8c505e
Reviewed-on: https://chromium-review.googlesource.com/c/1413654
Commit-Queue: Patrick Monette <pmonette@chromium.org>
Reviewed-by: Sébastien Marchand <sebmarchand@chromium.org>
Cr-Commit-Position: refs/heads/master@{#623402}
9 files changed