Move browsertests to ui/ for Sharing

Moves all browsertests to ui/views/sharing to add UI checks
in browsertests.

Bug: 1015850
Change-Id: I64062a8e1d89898fce7e8a3902d1eb1ea4c48d45
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1928707
Reviewed-by: Richard Knoll <[email protected]>
Reviewed-by: Michael van Ouwerkerk <[email protected]>
Commit-Queue: Himanshu Jaju <[email protected]>
Cr-Commit-Position: refs/heads/master@{#717647}
6 files changed