Follows https://github.com/WICG/kv-storage/commit/7057d3dc66101fa237bbc6cd01ad4633b520f65b.
This also removes .tentative from the web platform test filenames, as there exists a spec these days.
Binary-Size: needed to implement the feature. Enabling gzip is tracked in crbug.com/920264.
Change-Id: Ie34291da9cf0a25e6a70f2a97f27459ee6b58f13
Reviewed-on: https://chromium-review.googlesource.com/c/1407433
Commit-Queue: Domenic Denicola <[email protected]>
Reviewed-by: Hiroshige Hayashizaki <[email protected]>
Reviewed-by: Kinuko Yasuda <[email protected]>
Cr-Commit-Position: refs/heads/master@{#623344}
