Fix a long subId.

Change-Id: Ie512720965cf92591fb66996e1743b2b80612985
diff --git a/src/com/android/server/telecom/PhoneAccountRegistrar.java b/src/com/android/server/telecom/PhoneAccountRegistrar.java
index 83fa475..e5fd93e 100644
--- a/src/com/android/server/telecom/PhoneAccountRegistrar.java
+++ b/src/com/android/server/telecom/PhoneAccountRegistrar.java
@@ -251,7 +251,7 @@
                     PhoneAccount.CAPABILITY_SIM_SUBSCRIPTION)) {
                 // If the account selected is a SIM account, propagate down to the subscription
                 // record.
-                long subId = getSubscriptionIdForPhoneAccount(accountHandle);
+                int subId = getSubscriptionIdForPhoneAccount(accountHandle);
                 SubscriptionManager.setDefaultVoiceSubId(subId);
             }