GitLab

Count use of the constructors of CompressionStream and
DecompressionStream.

BUG=999091

Change-Id: I5581425016d270f173d189c980cbf5cbca4c40e3
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1855549Reviewed-by: Yutaka Hirano <yhirano@chromium.org>
Commit-Queue: Adam Rice <ricea@chromium.org>
Cr-Commit-Position: refs/heads/master@{#705849}