# Add flag --hide-crashed-bubble to hide the bubble box:
# "Restore Pages? Chromium didn't shut down correctly."

--- a/chrome/browser/ui/startup/startup_browser_creator_impl.cc
+++ b/chrome/browser/ui/startup/startup_browser_creator_impl.cc
@@ -827,7 +827,8 @@ void StartupBrowserCreatorImpl::AddInfoB
   if (!browser || !profile_ || browser->tab_strip_model()->count() == 0)
     return;
 
-  if (HasPendingUncleanExit(browser->profile())) {
+  if (HasPendingUncleanExit(browser->profile()) &&
+      !command_line_.HasSwitch("hide-crashed-bubble")) {
     SessionCrashedBubble::Show(browser);
   }