Revert "Reland "[CodeHealth] Avoid GC-forbidden field in PeerConnectionDependencyFactory""

This reverts commit 5fb945fca94773fb76395821493abaad44d791cb.

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/5696909970767872

Sample build with failed test: https://ci.chromium.org/b/8761721764142008289
Affected test(s):
[ninja://third_party/blink/renderer/controller:blink_unittests_v2/PeerConnectionDependencyFactoryTest.CreateRTCPeerConnectionHandler](https://ci.chromium.org/ui/test/chromium/ninja:%2F%2Fthird_party%2Fblink%2Frenderer%2Fcontroller:blink_unittests_v2%2FPeerConnectionDependencyFactoryTest.CreateRTCPeerConnectionHandler?q=VHash%3Aa6cd4103710a7e7f)

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%2F5696909970767872&format=PLAIN&priority=P3&title=Wrongly+blamed+https%3A%2F%2Fchromium-review.googlesource.com%2Fc%2Fchromium%2Fsrc%2F%2B%2F5115838&type=BUG

Original change's description:
> Reland "[CodeHealth] Avoid GC-forbidden field in PeerConnectionDependencyFactory"
>
> This is a reland of commit 15dc12665b36eac013f2dde5f180df371dbfd928
> with the fix from
> https://chromium-review.googlesource.com/c/chromium/src/+/5096786
> applied.
>
> Original change's description:
> > [CodeHealth] Avoid GC-forbidden field in PeerConnectionDependencyFactory
> >
> > Make WebrtcVideoPerfReporter garbage-collected, and use HeapMojoRemote
> > instead of mojo::Remote there.
> >
> > Bug: 1426376
> > Change-Id: I778080738c2e9f4b1cb6c015ea29a5205964ba6e
> > Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5082441
> > Commit-Queue: Morten Stenshorne <mstensho@chromium.org>
> > Reviewed-by: Henrik Boström <hbos@chromium.org>
> > Cr-Commit-Position: refs/heads/main@{#1233950}
>
> Bug: 1426376
> Change-Id: Ia3613f903b02817c29d22b5ce6fea3a03564601f
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5115838
> Reviewed-by: Morten Stenshorne <mstensho@chromium.org>
> Reviewed-by: Henrik Boström <hbos@chromium.org>
> Commit-Queue: Johannes Kron <kron@chromium.org>
> Cr-Commit-Position: refs/heads/main@{#1237485}
>

Bug: 1426376
Change-Id: I8c788a49f40a0fbf6100321b8f2f0e48295e6a5e
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5124191
Reviewed-by: Shibalik Mohapatra <shibalik@chromium.org>
Owners-Override: Shibalik Mohapatra <shibalik@chromium.org>
Commit-Queue: Shibalik Mohapatra <shibalik@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1237730}