Remove public access modifiers to follow our convention

Change-Id: I7cd26d36eb22a12f7829037ab95f99039c417253
diff --git a/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/PcepMessageWriter.java b/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/PcepMessageWriter.java
index cb16db2..e7477b5 100755
--- a/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/PcepMessageWriter.java
+++ b/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/PcepMessageWriter.java
@@ -31,5 +31,5 @@
      * @param message PCEP Message
      * @throws PcepParseException while writing PCEP message.
      */
-    public void write(ChannelBuffer bb, T message) throws PcepParseException;
+    void write(ChannelBuffer bb, T message) throws PcepParseException;
 }