[AF] Add missing affected-histogram tags for autofill wallet sync UMA

This CL adds tags that were omitted in CL 1352410

Bug: 908905
Change-Id: Ifd5c676174472d66caee4bfd2125d1b24eb39c1b
Reviewed-on: https://chromium-review.googlesource.com/c/1358435
Reviewed-by: Mark Pearson <mpearson@chromium.org>
Commit-Queue: Jan Krcal <jkrcal@chromium.org>
Cr-Commit-Position: refs/heads/master@{#613458}
1 file changed