This change touches in several places where `TabHoverCardController` is being plumbed into, to make sure we are passing a `BraveTabStripRegionView`. Chromium changes: https://chromium.googlesource.com/chromium/src/+/37fc5709e3536bdccf1ec86f7e358e08d7e3aeb7 commit 37fc5709e3536bdccf1ec86f7e358e08d7e3aeb7 Author: Dominic Austria <dominicaustria@google.com> Date: Tue Feb 10 14:54:11 2026 -0800 [Reland][Vertical Tabs] Render Vertical Tab Hovercards Basic rendering of hovercards on vertical tabs. Screencast link: https://screencast.googleplex.com/cast/NTA3OTUwMDEzOTI2NjA0OHxkYmQ1Y2M4Ny03MA Bug: 465159270 Change-Id: I7fb43ddd6ee312d709de24e3170b7ffca593eb64 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/7556332 Reviewed-by: Eshwar Stalin <estalin@chromium.org> Commit-Queue: Dominic Austria <dominicaustria@google.com> Cr-Commit-Position: refs/heads/main@{#1582838}