Add settings upgrade mechanism for LMO

Change-Id: If7c76277ea9229d6b91f3052cb387ae7f516ab21

packages/SettingsProvider/src/com/android/providers/settings/SettingsProvider.java

@@ -3878,6 +3878,9 @@ public class SettingsProvider extends ContentProvider {
                 final int oldVersion = secureSettings.getVersionLocked();
                 final int newVersion = SETTINGS_VERSION;
 
+                LMOSettingsProvider.onPreUpgradeLocked(mUserId, getContext(), getSystemSettingsLocked(mUserId),
+                        getSecureSettingsLocked(mUserId), getGlobalSettingsLocked());
+
                 // If up do date - done.
                 if (oldVersion == newVersion) {
                     return;