Add Work Challenge Notifications Setting

Bug: 26844582
Change-Id: Ib1eb28cfebcc0c8d23ec8669f2777ccb822d7bf3

src/com/android/settings/Utils.java

@@ -595,6 +595,23 @@ public final class Utils extends com.android.settingslib.Utils {
         return isManagedProfile(userManager, UserHandle.myUserId());
     }
 
+    /**
+     * Retrieves the id for the given user's managed profile.
+     *
+     * @return the managed profile id or UserHandle.USER_NULL if there is none.
+     */
+    public static int getManagedProfileId(UserManager um, int parentUserId) {
+        List<UserInfo> profiles = um.getProfiles(parentUserId);
+        int numProfiles = profiles.size();
+        for (int i = 0; i < numProfiles; ++i) {
+            UserInfo profile = profiles.get(i);
+            if (profile.id != parentUserId) {
+                return profile.id;
+            }
+        }
+        return UserHandle.USER_NULL;
+    }
+
     /**
      * Returns true if the userId passed in is a managed profile.
      *