Looks like bug in webbrowser-app and the container.
From the log it shows:
WebPopupMenu::Show: Content requested a popup menu, but the application hasn't provided one
WebPopupMenu::Show: Content requested a popup menu, but the application hasn't provided one
WebPopupMenu::Show: Content requested a popup menu, but the application hasn't provided one
WebPopupMenu::Show: Content requested a popup menu, but the application hasn't provided one
WebPopupMenu::Show: Content requested a popup menu, but the application hasn't provided one
WebPopupMenu::Show: Content requested a popup menu, but the application hasn't provided one
WebPopupMenu::Show: Content requested a popup menu, but the application hasn't provided one
Looks like bug in webbrowser-app and the container.
From the log it shows:
WebPopupMenu::Show: Content requested a popup menu, but the application hasn't provided one
WebPopupMenu::Show: Content requested a popup menu, but the application hasn't provided one
WebPopupMenu::Show: Content requested a popup menu, but the application hasn't provided one
WebPopupMenu::Show: Content requested a popup menu, but the application hasn't provided one
WebPopupMenu::Show: Content requested a popup menu, but the application hasn't provided one
WebPopupMenu::Show: Content requested a popup menu, but the application hasn't provided one
WebPopupMenu::Show: Content requested a popup menu, but the application hasn't provided one