Reland "Android: AppHooks->ServiceLoader for AccountManagerFacadeProvider"

This reverts commit 538e3863.

Reason for reland: Debug support has been added (separately)

Original change's description:
> Revert "Android: AppHooks->ServiceLoader for AccountManagerFacadeProvider"
>
> This reverts commit 6c1b63c6.
>
> Reason for revert: Might not work in debug builds
>
> Original change's description:
> > Android: AppHooks->ServiceLoader for AccountManagerFacadeProvider
> >
> > Bug: 40901855
> > Change-Id: I8ecba2cf1f6aa5f3054bbecd8023959813e3adee
> > Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5738736


> > Owners-Override: Andrew Grieve <agrieve@chromium.org>
> > Reviewed-by: Sam Maier <smaier@chromium.org>
> > Commit-Queue: Andrew Grieve <agrieve@chromium.org>
> > Code-Coverage: findit-for-me@appspot.gserviceaccount.com <findit-for-me@appspot.gserviceaccount.com>
> > Cr-Commit-Position: refs/heads/main@{#1342968}
>
> Bug: 40901855
> Change-Id: I8b2a628a9f44a77dd1d3d49f39abc121553e8a54
> No-Presubmit: true
> No-Tree-Checks: true
> No-Try: true
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5791597
> Owners-Override: Andrew Grieve <agrieve@chromium.org>
> Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
> Commit-Queue: Andrew Grieve <agrieve@chromium.org>
> Auto-Submit: Andrew Grieve <agrieve@chromium.org>
> Cr-Commit-Position: refs/heads/main@{#1343020}

Bug: 40901855
Change-Id: I3c55a1fe18498323f8e52ebec2055b973afc9760
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5827125
Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Commit-Queue: Andrew Grieve <agrieve@chromium.org>
Owners-Override: Andrew Grieve <agrieve@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1349168}