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This cl also
* adds the id of the MediaApp into chromium (will need it for metrics
  later)
* adds a test parameterized test (since SystemWebAppManagerBrowserTest is now paramterized), currently expects the inverse.

Bug: b/144886504, 877898, 1054195
Change-Id: I1d862b04d47092e45ad08415b707612a1e5464fa
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2082659
Commit-Queue: David Lei <dlei@google.com>
Reviewed-by: Giovanni Ortuño Urquidi <ortuno@chromium.org>
Reviewed-by: Trent Apted <tapted@chromium.org>
Cr-Commit-Position: refs/heads/master@{#749575}