Move pref backing up flags from local state to device settings on ChromeOS.

chrome/browser/chromeos/settings/cros_settings_names.cc

Index: chrome/browser/chromeos/settings/cros_settings_names.cc
diff --git a/chrome/browser/chromeos/settings/cros_settings_names.cc b/chrome/browser/chromeos/settings/cros_settings_names.cc
index 4ac58d96f87d57f930ee20a21c16204383416bfd..9e3eaf93486266a692b6427a0d9c06fd9d0394fb 100644
--- a/chrome/browser/chromeos/settings/cros_settings_names.cc
+++ b/chrome/browser/chromeos/settings/cros_settings_names.cc
@@ -88,4 +88,8 @@ const char kPolicyMissingMitigationMode[] =
 // through Chrome OS Registration.
 const char kAllowRedeemChromeOsRegistrationOffers[] =
     "cros.echo.allow_redeem_chrome_os_registration_offers";
+
+// A list pref storing the flags that need to be applied to the browser upon
+// start-up.
+const char kStartUpFlags[] = "cros.startup_flags";
 }  // namespace chromeos