Store the "browser autorestarted, last session must be restored" information in a preference.

chrome/test/base/in_process_browser_test.cc

Index: chrome/test/base/in_process_browser_test.cc
diff --git a/chrome/test/base/in_process_browser_test.cc b/chrome/test/base/in_process_browser_test.cc
index b26c80b64c35310d5c6799abd81b611a630de001..1dfca8bb856abd010bf9d1f070360cc7852d3874 100644
--- a/chrome/test/base/in_process_browser_test.cc
+++ b/chrome/test/base/in_process_browser_test.cc
@@ -328,6 +328,7 @@ void InProcessBrowserTest::QuitBrowsers() {
   // CloseAllBrowsersAndMayExit exits the message loop after everything has been
   // shut down properly.
   MessageLoopForUI::current()->PostTask(FROM_HERE,
-                                        base::Bind(&BrowserList::AttemptExit));
+                                        base::Bind(&BrowserList::AttemptExit,
+                                                   false));
   ui_test_utils::RunMessageLoop();
 }