Reland "Delete all @MockedInTests except for 3"

This reverts commit 6af8c6bfa936940352a81a3f19c947ce4e85e540.

Reason for reland: Put one back

Bug: 389166093
Original change's description:
> Revert "Delete all @MockedInTests except for 2"
>
> This reverts commit 3623d157d1d46b96d89fa9321cb3385f500ad59f.
>
> Reason for revert: Broke AndroidPaymentAppFinderUnitTest (see luci bisection comment)
>
> Bug: 389166093
> Original change's description:
> > Delete all @MockedInTests except for 2
> >
> > It's no longer needed as of b/389166093... Except for interfaces that
> > are extended by other interfaces, where it's needed due to a
> > hard-to-fix quirk in R8 involving synthetic bridges and improper
> > handling of them by Mockito.
> >
> > Bug: 389166093
> > Change-Id: I9100f386f0238e185efbce77f2ebbe3c3c05621d
> > Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6378168
> > Owners-Override: Andrew Grieve <agrieve@chromium.org>
> > Auto-Submit: Andrew Grieve <agrieve@chromium.org>
> > Reviewed-by: Sam Maier <smaier@chromium.org>
> > Commit-Queue: Sam Maier <smaier@chromium.org>
> > Cr-Commit-Position: refs/heads/main@{#1451832}
>
> No-Try: true
> Bug: 389166093
> Change-Id: Ifba4902a428b5b98263f29ac499f1fb4fb83167b
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6495487
> Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
> Commit-Queue: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
> Auto-Submit: Andrew Grieve <agrieve@chromium.org>
> Owners-Override: Andrew Grieve <agrieve@chromium.org>
> Cr-Commit-Position: refs/heads/main@{#1452590}

Bug: 389166093
Change-Id: I46f1da4e2a5652787542f5a36372387a3e93fac1
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6495121
Owners-Override: Andrew Grieve <agrieve@chromium.org>
Auto-Submit: Andrew Grieve <agrieve@chromium.org>
Reviewed-by: Sam Maier <smaier@chromium.org>
Commit-Queue: Sam Maier <smaier@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1452747}