[cros] Move carrier deal shown property to LocalState.

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 9200f857e99205344c2253bc5a45d1c2b766f0ef..45e36d10a141fba4db907b8a2a4200c4d7208265 100644
--- a/chrome/common/pref_names.cc
+++ b/chrome/common/pref_names.cc
@@ -482,11 +482,6 @@ const char kShowPlanNotifications[] =
 const char kShow3gPromoNotification[] =
     "settings.internet.mobile.show_3g_promo_notification";
 
-// An integer pref which shows number of times carrier deal promo
-// notification has been shown to user.
-const char kCarrierDealPromoShown[] =
-    "settings.internet.mobile.carrier_deal_promo_shown";
-
 // Map of timestamps of the last used file browser tasks.
 const char kLastUsedFileBrowserHandlers[] =
     "filebrowser.handler.lastused";
@@ -1277,6 +1272,11 @@ const char kSignedSettingsTempStorage[] = "signed_settings_temp_storage";
 // The hardware keyboard layout of the device. This should look like
 // "xkb:us::eng".
 const char kHardwareKeyboardLayout[] = "intl.hardware_keyboard";
+
+// An integer pref which shows number of times carrier deal promo
+// notification has been shown to user.
+const char kCarrierDealPromoShown[] =
+    "settings.internet.mobile.carrier_deal_promo_shown";
 #endif
 
 // Whether there is a Flash version installed that supports clearing LSO data.