Fix ContactLoaderTest failures

Bug 5678502

Change-Id: Id42de7d1e3ce46feb65f538fde6fe9077a55a957
diff --git a/src/com/android/contacts/ContactLoader.java b/src/com/android/contacts/ContactLoader.java
index 1cba29b..2e59f71 100644
--- a/src/com/android/contacts/ContactLoader.java
+++ b/src/com/android/contacts/ContactLoader.java
@@ -304,7 +304,8 @@
         /**
          * Returns the contact ID.
          */
-        public long getId() {
+        @VisibleForTesting
+        /* package */ long getId() {
             return mId;
         }