GitLab

Right now the FrameSequenceTracker::ThreadType has 3 values:
kMain
kCompositor
kSlowerThread

The kSlowerThread should just be kSlower, to be consistent with the
other two.

Bug: None
Change-Id: Ib4aa32b1313bdf72b1317f37f29193beab28622c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1856728Reviewed-by: Sadrul Chowdhury <sadrul@chromium.org>
Commit-Queue: Xida Chen <xidachen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#705361}