GitLab

We now record the ShareTarget manifest members in the database.
https://w3c.github.io/web-share-target/level-2/#sharetarget-and-its-members

This CL has no behavior changes outside the database.

Bug: 1125880
Change-Id: I630b4942357bfe26025497a134c56ca560e98943
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2396056
Commit-Queue: Eric Willigers <ericwilligers@chromium.org>
Reviewed-by: Dominick Ng <dominickn@chromium.org>
Reviewed-by: Alan Cutter <alancutter@chromium.org>
Cr-Commit-Position: refs/heads/master@{#804846}