Respond to managed profile availabilty Intents.

Grey out applications when managed profile is
not available.

Change-Id: I9bb9442cd0b3d0d207062716bfd6b179e3ba8489
diff --git a/src/com/android/launcher3/LauncherAppState.java b/src/com/android/launcher3/LauncherAppState.java
index b70c3aa..e58652b 100644
--- a/src/com/android/launcher3/LauncherAppState.java
+++ b/src/com/android/launcher3/LauncherAppState.java
@@ -107,6 +107,7 @@
         // For handling managed profiles
         filter.addAction(LauncherAppsCompat.ACTION_MANAGED_PROFILE_ADDED);
         filter.addAction(LauncherAppsCompat.ACTION_MANAGED_PROFILE_REMOVED);
+        filter.addAction(LauncherAppsCompat.ACTION_MANAGED_PROFILE_AVAILABILITY_CHANGED);
 
         sContext.registerReceiver(mModel, filter);
         UserManagerCompat.getInstance(sContext).enableAndResetCache();