GitLab

When a browsing context is opened with the noopener flag set, do not
clone its SessionStorage from the opener's SessionStorage

Bug: 771959
Change-Id: I3040d8c0f490198f3414fb9b9108cfccca0da486
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1809006
Commit-Queue: Eric Lawrence [MSFT] <ericlaw@microsoft.com>
Reviewed-by: Kinuko Yasuda <kinuko@chromium.org>
Reviewed-by: Marijn Kruisselbrink <mek@chromium.org>
Cr-Commit-Position: refs/heads/master@{#831044}