src/java.base/share/classes/com/sun/java/util/jar/pack/NativeUnpack.java

@@ -85,11 +85,11 @@
 
     static {
         // If loading from stand alone build uncomment this.
         // System.loadLibrary("unpack");
         java.security.AccessController.doPrivileged(
-            new java.security.PrivilegedAction<Void>() {
+            new java.security.PrivilegedAction<>() {
                 public Void run() {
                     System.loadLibrary("unpack");
                     return null;
                 }
             });