Use diamond operator

Change-Id: Ic7637e41b9e6a4ac04cd81caf07cea0e7a30909c
diff --git a/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/ver1/PcepRroObjectVer1.java b/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/ver1/PcepRroObjectVer1.java
index f510e39..4df42e0 100644
--- a/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/ver1/PcepRroObjectVer1.java
+++ b/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/ver1/PcepRroObjectVer1.java
@@ -111,7 +111,7 @@
     private byte prefixLength;
     private byte resvd;
     PcepObjectHeader rroObjHeader;
-    private LinkedList<PcepValueType> llSubObjects = new LinkedList<PcepValueType>();
+    private LinkedList<PcepValueType> llSubObjects = new LinkedList<>();
 
     /**
      * Reset variables.
@@ -190,7 +190,7 @@
      */
     protected static LinkedList<PcepValueType> parseSubObjects(ChannelBuffer cb) throws PcepParseException {
 
-        LinkedList<PcepValueType> llSubObjects = new LinkedList<PcepValueType>();
+        LinkedList<PcepValueType> llSubObjects = new LinkedList<>();
 
         while (0 < cb.readableBytes()) {
 
@@ -275,7 +275,7 @@
         private boolean bIsHeaderSet = false;
 
         private PcepObjectHeader rroObjHeader;
-        LinkedList<PcepValueType> llSubObjects = new LinkedList<PcepValueType>();
+        LinkedList<PcepValueType> llSubObjects = new LinkedList<>();
 
         private boolean bIsPFlagSet = false;
         private boolean bPFlag;