--- a/langtools/src/jdk.jshell/share/classes/jdk/internal/jshell/tool/ContinuousCompletionProvider.java	Fri Dec 16 12:08:46 2016 +0100
+++ b/langtools/src/jdk.jshell/share/classes/jdk/internal/jshell/tool/ContinuousCompletionProvider.java	Fri Dec 16 15:27:34 2016 +0000
@@ -38,10 +38,8 @@
 
 class ContinuousCompletionProvider implements CompletionProvider {
 
-    static final BiPredicate<String, String> STARTSWITH_MATCHER =
-            (word, input) -> word.startsWith(input);
-    static final BiPredicate<String, String> PERFECT_MATCHER =
-            (word, input) -> word.equals(input);
+    static final BiPredicate<String, String> STARTSWITH_MATCHER = String::startsWith;
+    static final BiPredicate<String, String> PERFECT_MATCHER = String::equals;
 
     private final Supplier<Map<String, CompletionProvider>> wordCompletionProviderSupplier;
     private final BiPredicate<String, String> matcher;