Add getSystemPhoneApplication to TelecommManager

Change-Id: Ie67698e8363d1498b37692dc7be23b14a0d8c388
diff --git a/telecomm/java/android/telecomm/TelecommManager.java b/telecomm/java/android/telecomm/TelecommManager.java
index a97e7e4..989c2cd 100644
--- a/telecomm/java/android/telecomm/TelecommManager.java
+++ b/telecomm/java/android/telecomm/TelecommManager.java
@@ -16,7 +16,9 @@
 
 package android.telecomm;
 
+import android.content.ComponentName;
 import android.content.Context;
+import android.os.RemoteException;
 
 import com.android.internal.telecomm.ITelecommService;
 
@@ -45,4 +47,14 @@
     public static TelecommManager from(Context context) {
         return (TelecommManager) context.getSystemService(Context.TELECOMM_SERVICE);
     }
+
+    /** {@hide} */
+    public ComponentName getSystemPhoneApplication() {
+        try {
+            return mService.getSystemPhoneApplication();
+        } catch (RemoteException e) {
+            Log.e(TAG, e, "Error calling ITelecommService#getSystemPhoneApplication");
+            return null;
+        }
+    }
 }