Revert "Update method calls to avoid security errors"

This reverts commit a984c97ee6533a84a2d9f2951f42ba0ec78bc77f.

Reason for revert: b/72967560

Change-Id: Ie7c160dd63cf952e272022bf5f7670940ba3e83b
diff --git a/src/java/com/android/internal/telephony/PhoneSwitcher.java b/src/java/com/android/internal/telephony/PhoneSwitcher.java
index cd28b2b..1c6e023 100644
--- a/src/java/com/android/internal/telephony/PhoneSwitcher.java
+++ b/src/java/com/android/internal/telephony/PhoneSwitcher.java
@@ -124,8 +124,7 @@
         mCommandsInterfaces = cis;
 
         try {
-            tr.addOnSubscriptionsChangedListener(context.getOpPackageName(),
-                    mSubscriptionsChangedListener);
+            tr.addOnSubscriptionsChangedListener("PhoneSwitcher", mSubscriptionsChangedListener);
         } catch (RemoteException e) {
         }
 
diff --git a/src/java/com/android/internal/telephony/SubscriptionMonitor.java b/src/java/com/android/internal/telephony/SubscriptionMonitor.java
index 8ccec6f..4307875 100644
--- a/src/java/com/android/internal/telephony/SubscriptionMonitor.java
+++ b/src/java/com/android/internal/telephony/SubscriptionMonitor.java
@@ -70,7 +70,7 @@
     public SubscriptionMonitor(ITelephonyRegistry tr, Context context,
             SubscriptionController subscriptionController, int numPhones) {
         try {
-            tr.addOnSubscriptionsChangedListener(context.getOpPackageName(),
+            tr.addOnSubscriptionsChangedListener("SubscriptionMonitor",
                     mSubscriptionsChangedListener);
         } catch (RemoteException e) {
         }