Cuased by https://chromium-review.googlesource.com/c/chromium/src/+/770654/11/components/autofill/core/browser/form_structure.cc

Or https://chromium-review.googlesource.com/c/chromium/src/+/791157 on M63

Marking RBS as this blocks other cherry-picks (at least for iOS).

Most likely affect desktop as code is common.

Thanks will fix the tests on the branch ASAP

Fix is here: https://chromium-review.googlesource.com/c/chromium/src/+/796594/

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/c627818c66620fad029b9d4c37236ad1c37d2ff5

commit c627818c66620fad029b9d4c37236ad1c37d2ff5
Author: sebsg <sebsg@chromium.org>
Date: Wed Nov 29 16:30:21 2017

[Autofill] Fix AutofillManagerTest on the branch

Bug:  789507 
Change-Id: I9aaa369c338ec92ac7c16207af39460f50413746
Reviewed-on: https://chromium-review.googlesource.com/796594
Reviewed-by: Sebastien Seguin-Gagnon <sebsg@chromium.org>
Reviewed-by: Mathieu Perreault <mathp@chromium.org>
Cr-Commit-Position: refs/branch-heads/3239@{#609}
Cr-Branched-From: adb61db19020ed8ecee5e91b1a0ea4c924ae2988-refs/heads/master@{#508578}
[modify] https://crrev.com/c627818c66620fad029b9d4c37236ad1c37d2ff5/chrome/browser/autofill/autofill_metrics_browsertest.cc
[modify] https://crrev.com/c627818c66620fad029b9d4c37236ad1c37d2ff5/components/autofill/core/browser/autofill_manager_unittest.cc