Restart running apps when chrome restarts.

chrome/common/pref_names.cc

Index: chrome/common/pref_names.cc
diff --git a/chrome/common/pref_names.cc b/chrome/common/pref_names.cc
index fe38006d6e0d5069854b68a1a098983834188742..19fff20d003ff7cf2f85dd3f8bee039aa8b84c0c 100644
--- a/chrome/common/pref_names.cc
+++ b/chrome/common/pref_names.cc
@@ -63,6 +63,9 @@ const char kRestoreOnStartupMigrated[] = "session.restore_on_startup_migrated";
 // handling code reads local state, while extension APIs use profile pref.
 const char kDisableScreenshots[] = "disable_screenshots";
 
+// Apps that were running when the browser was last shut down.
+const char kAppsRunningAtShutdown[] = "apps_running_at_shutdown";
+
 // The application locale.
 // For OS_CHROMEOS we maintain kApplicationLocale property in both local state
 // and user's profile.  Global property determines locale of login screen,