--- a/langtools/src/jdk.compiler/share/classes/com/sun/tools/javac/util/JCDiagnostic.java	Fri Dec 16 12:08:46 2016 +0100
+++ b/langtools/src/jdk.compiler/share/classes/com/sun/tools/javac/util/JCDiagnostic.java	Fri Dec 16 15:27:34 2016 +0000
@@ -73,11 +73,7 @@
 
             final Options options = Options.instance(context);
             initOptions(options);
-            options.addListener(new Runnable() {
-               public void run() {
-                   initOptions(options);
-               }
-            });
+            options.addListener(() -> initOptions(options));
         }
 
         private void initOptions(Options options) {