Added multi sim support back for brazil channel 50 messages.

Reverted the MSIM removeal CL ag/825835.

bug: 28787384
Change-Id: I2f3691a83c117c2f01a78788d6e95e51a314d51f

src/com/android/settings/deviceinfo/SimStatus.java

@@ -128,7 +128,8 @@ public class SimStatus extends SettingsPreferenceFragment {
                     return;
                 }
                 CellBroadcastMessage cbMessage = (CellBroadcastMessage) extras.get("message");
-                if (cbMessage != null && cbMessage.getServiceCategory() == 50) {
+                if (cbMessage != null && cbMessage.getServiceCategory() == 50
+                        && mSir.getSubscriptionId() == cbMessage.getSubId()) {
                     String latestAreaInfo = cbMessage.getMessageBody();
                     updateAreaInfo(latestAreaInfo);
                 }