Turn down the logging in ApfFilter.

Bug: 27685384
Change-Id: I3583a61bfd7570caf017ee53f8b190388e3aa400
diff --git a/services/core/java/com/android/server/connectivity/ApfFilter.java b/services/core/java/com/android/server/connectivity/ApfFilter.java
index 8195319..d62a0b3 100644
--- a/services/core/java/com/android/server/connectivity/ApfFilter.java
+++ b/services/core/java/com/android/server/connectivity/ApfFilter.java
@@ -90,7 +90,7 @@
     }
 
     private static final String TAG = "ApfFilter";
-    private static final boolean VDBG = true;
+    private static final boolean VDBG = false;
 
     private final ConnectivityService mConnectivityService;
     private final NetworkAgentInfo mNai;