Fix crash due to logging

Change-Id: Ib48371195ef35de0e7daaeff7d7b60fc16e8bab9
diff --git a/src/com/android/telecomm/MissedCallNotifier.java b/src/com/android/telecomm/MissedCallNotifier.java
index 9414030..c9c57e5 100644
--- a/src/com/android/telecomm/MissedCallNotifier.java
+++ b/src/com/android/telecomm/MissedCallNotifier.java
@@ -130,7 +130,7 @@
 
             // TODO(santoscordon): Add photo for contact.
         } else {
-            Log.d(this, "Suppress actions. handle: %s, missedCalls: %s." + Log.piiHandle(handle),
+            Log.d(this, "Suppress actions. handle: %s, missedCalls: %d.", Log.piiHandle(handle),
                     mMissedCallCount);
         }