8014316: Use Method Refs in j.u.stream.MatchOps

Reviewed-by: dholmes

src/share/classes/java/util/stream/MatchOps.java

@@ -94,12 +94,7 @@ final class MatchOps {
             }
         }
 
-        // @@@ Workaround for JDK-8011591 -- when fixed, replace s with constructor ref
-        Supplier<BooleanTerminalSink<T>> s = new Supplier<BooleanTerminalSink<T>>() {
-            @Override
-            public BooleanTerminalSink<T> get() {return new MatchSink();}
-        };
-        return new MatchOp<>(StreamShape.REFERENCE, matchKind, s);
+        return new MatchOp<>(StreamShape.REFERENCE, matchKind, MatchSink::new);
     }
 
     /**
@@ -128,12 +123,7 @@ final class MatchOps {
             }
         }
 
-        // @@@ Workaround for JDK-8011591 -- when fixed, replace s with constructor ref
-        Supplier<BooleanTerminalSink<Integer>> s = new Supplier<BooleanTerminalSink<Integer>>() {
-            @Override
-            public BooleanTerminalSink<Integer> get() {return new MatchSink();}
-        };
-        return new MatchOp<>(StreamShape.INT_VALUE, matchKind, s);
+        return new MatchOp<>(StreamShape.INT_VALUE, matchKind, MatchSink::new);
     }
 
     /**
@@ -163,12 +153,7 @@ final class MatchOps {
             }
         }
 
-        // @@@ Workaround for JDK-8011591 -- when fixed, replace s with constructor ref
-        Supplier<BooleanTerminalSink<Long>> s = new Supplier<BooleanTerminalSink<Long>>() {
-            @Override
-            public BooleanTerminalSink<Long> get() {return new MatchSink();}
-        };
-        return new MatchOp<>(StreamShape.LONG_VALUE, matchKind, s);
+        return new MatchOp<>(StreamShape.LONG_VALUE, matchKind, MatchSink::new);
     }
 
     /**
@@ -198,12 +183,7 @@ final class MatchOps {
             }
         }
 
-        // @@@ Workaround for JDK-8011591 -- when fixed, replace s with constructor ref
-        Supplier<BooleanTerminalSink<Double>> s = new Supplier<BooleanTerminalSink<Double>>() {
-            @Override
-            public BooleanTerminalSink<Double> get() {return new MatchSink();}
-        };
-        return new MatchOp<>(StreamShape.DOUBLE_VALUE, matchKind, s);
+        return new MatchOp<>(StreamShape.DOUBLE_VALUE, matchKind, MatchSink::new);
     }
 
     /**