Add more dump info about emergency calls state

Bug: 21549528
Change-Id: Idbd70e2f4b1b3285af283a28dc1933c02ad8d04c
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/policy/MobileSignalController.java b/packages/SystemUI/src/com/android/systemui/statusbar/policy/MobileSignalController.java
index 13e9b16..ed1dca3 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/policy/MobileSignalController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/policy/MobileSignalController.java
@@ -51,7 +51,7 @@
     @VisibleForTesting
     final PhoneStateListener mPhoneStateListener;
     // Save entire info for logging, we only use the id.
-    private final SubscriptionInfo mSubscriptionInfo;
+    final SubscriptionInfo mSubscriptionInfo;
 
     // @VisibleForDemoMode
     final SparseArray<MobileIconGroup> mNetworkToIconLookup;