Revert "Add HandleInvokeInternal on HTMLDialogElement"

This reverts commit 9eab271e.

Suspected to break tests on https://ci.chromium.org/ui/p/chromium/builders/ci/mac11-arm64-rel-tests/35487/overview
Reverting the CL in gerrit failed with some error so I'm manually
reverting it.

Bug: 324601159, 1494810
Change-Id: Iabab8870b5c2d8c40865d5e10df2887b6634c433
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5370574


Commit-Queue: Christian Dullweber <dullweber@chromium.org>
Commit-Queue: Nicola Tommasi <tommasin@chromium.org>
Auto-Submit: Christian Dullweber <dullweber@chromium.org>
Owners-Override: Christian Dullweber <dullweber@chromium.org>
Reviewed-by: Nicola Tommasi <tommasin@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1272680}