Revert "Fix a clickjacking out-of-screen Autofill popup issue"

This reverts commit b4f503e5ac9434d71742855e548f243098d35071.

Reason for revert:
LUCI Bisection has identified this change as the cause of a test failure. See the analysis: https://ci.chromium.org/ui/p/chromium/bisection/test-analysis/b/5154229313339392

Sample build with failed test: https://ci.chromium.org/b/8704575934091332833
Affected test(s):
[ninja://chrome/test:unit_tests/PopupViewViewsTest.PopupPositioning](https://ci.chromium.org/ui/test/chromium/ninja:%2F%2Fchrome%2Ftest:unit_tests%2FPopupViewViewsTest.PopupPositioning?q=VHash%3A799aae891109c818)

If this is a false positive, please report it at http://b.corp.google.com/createIssue?component=1199205&description=Analysis%3A+https%3A%2F%2Fci.chromium.org%2Fui%2Fp%2Fchromium%2Fbisection%2Ftest-analysis%2Fb%2F5154229313339392&format=PLAIN&priority=P3&title=Wrongly+blamed+https%3A%2F%2Fchromium-review.googlesource.com%2Fc%2Fchromium%2Fsrc%2F%2B%2F6779373&type=BUG

Original change's description:
> Fix a clickjacking out-of-screen Autofill popup issue
>
> Autofill popups could appear on the page off-screen horizontally.
> This CL restricts popup-generating elements to appear at least 100px
> horizontally on-screen to generate the popup.
>
> Bug: 430555440
> Change-Id: Ic0d66a980d6bf80d033b0b7ea96ae2bb76067317
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6779373
> Auto-Submit: Mikita Kuchyn <kuchyn@chromium.org>
> Reviewed-by: Jan Keitel <jkeitel@google.com>
> Reviewed-by: Dominic Battré <battre@chromium.org>
> Commit-Queue: Jan Keitel <jkeitel@google.com>
> Cr-Commit-Position: refs/heads/main@{#1511370}
>

Bug: 430555440
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Change-Id: I6eb01e9b6e339a5ade6cadee277249c2fb54a430
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6918682
Commit-Queue: Jan Keitel <jkeitel@google.com>
Reviewed-by: Jan Keitel <jkeitel@google.com>
Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Cr-Commit-Position: refs/heads/main@{#1511464}