DO NOT MERGE - Added a new broadcast receiver to handle Brzail channel 50 area info

Moved the area info handler from CellBroadcastReceiver to
CellBroadcastAreaInfoReceiver.

bug: 25628456
Change-Id: I2c7c6bb83245fcb6d9cc7b5dce7496e906160bab
diff --git a/src/com/android/settings/deviceinfo/SimStatus.java b/src/com/android/settings/deviceinfo/SimStatus.java
index 83043c7..62ed9f1 100644
--- a/src/com/android/settings/deviceinfo/SimStatus.java
+++ b/src/com/android/settings/deviceinfo/SimStatus.java
@@ -120,9 +120,7 @@
                     return;
                 }
                 CellBroadcastMessage cbMessage = (CellBroadcastMessage) extras.get("message");
-                if (cbMessage != null
-                        && cbMessage.getServiceCategory() == 50
-                        && mSir.getSubscriptionId() == cbMessage.getSubId()) {
+                if (cbMessage != null && cbMessage.getServiceCategory() == 50) {
                     String latestAreaInfo = cbMessage.getMessageBody();
                     updateAreaInfo(latestAreaInfo);
                 }