GitLab

This CL removes unused constructor code and fixes crash when
sharesheet is launched from non-files app.

Bug: 1132697
Change-Id: Ib61cf18393eaec5eae9b9f6ea7d16b2bfe6153fc
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2434069Reviewed-by: Avi Drissman <avi@chromium.org>
Reviewed-by: Trent Apted <tapted@chromium.org>
Reviewed-by: Dominick Ng <dominickn@chromium.org>
Reviewed-by: Eric Willigers <ericwilligers@chromium.org>
Commit-Queue: Melissa Zhang <melzhang@chromium.org>
Cr-Commit-Position: refs/heads/master@{#811498}