This commit changes the error page for 404 error in IWAs. Previously, it
was generic "This <bundle_id> page can't be found", and now it's the
custom IWA page for errors saying "The page you requested could not be
found in the application".
Bug: 388833752
Change-Id: Ia3d0c3b3e67c20e2b4cf52b3f1862ad15e65af22
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6185412
Reviewed-by: Stefan Zager <szager@chromium.org>
Reviewed-by: Andrew Rayskiy <greengrape@google.com>
Reviewed-by: Kenichi Ishibashi <bashi@chromium.org>
Commit-Queue: Patryk Chodur <pchodur@google.com>
Reviewed-by: Robbie McElrath <rmcelrath@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1421839}