[Unzipper] Remove DudWriterDelegate

BUG=chromium:1295127
TEST=autoninja -C out/Default components_unittests && out/Default/components_unittests --gtest_filter='UnzipTest.*'

Change-Id: Ic097431f6c7beabee449e66ba07df75bee2d97fa
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3461150


Reviewed-by: Sorin Jianu <sorin@chromium.org>
Reviewed-by: Noel Gordon <noel@chromium.org>
Commit-Queue: Noel Gordon <noel@chromium.org>
Commit-Queue: François Degros <fdegros@chromium.org>
Cr-Commit-Position: refs/heads/main@{#971059}
NOKEYCHECK=True
GitOrigin-RevId: cdd1d83385d88212c55990d3ad9780ef03ef3144