RemoveCommandObserver   60 chrome/browser/command_updater.cc void CommandUpdater::RemoveCommandObserver(int id, CommandObserver* observer) {
RemoveCommandObserver   64 chrome/browser/command_updater.cc void CommandUpdater::RemoveCommandObserver(CommandObserver* observer) {
RemoveCommandObserver  308 chrome/browser/ui/browser_commands.cc void RemoveCommandObserver(Browser* browser,