[AF] Test that removing wallet data results in removing wallet metadata

This CL adds two more sync integration tests for autofill wallet sync.

Bug: 894001
Change-Id: I00e1db0e44aba311a0872e88eddf50f395d33fb7
Reviewed-on: https://chromium-review.googlesource.com/c/1358508
Commit-Queue: Sebastien Seguin-Gagnon <sebsg@chromium.org>
Reviewed-by: Sebastien Seguin-Gagnon <sebsg@chromium.org>
Cr-Commit-Position: refs/heads/master@{#613261}
3 files changed