--- old/src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/gc/shared/PrintRegionClosure.java	2019-11-06 20:19:19.537214245 +0100
+++ /dev/null	2019-11-06 16:17:24.858704995 +0100
@@ -1,40 +0,0 @@
-/*
- * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- *
- */
-
-package sun.jvm.hotspot.gc.shared;
-
-import java.io.PrintStream;
-import sun.jvm.hotspot.gc.g1.HeapRegion;
-
-public class PrintRegionClosure implements SpaceClosure {
-  private PrintStream tty;
-
-  public PrintRegionClosure(PrintStream tty) {
-    this.tty = tty;
-  }
-
-  public void doSpace(Space hr) {
-    ((HeapRegion)hr).printOn(tty);
-  }
-}
--- /dev/null	2019-11-06 16:17:24.858704995 +0100
+++ new/src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/gc/g1/PrintRegionClosure.java	2019-11-06 20:19:19.261211766 +0100
@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2018, 2019, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+
+package sun.jvm.hotspot.gc.g1;
+
+import java.io.PrintStream;
+import sun.jvm.hotspot.gc.g1.HeapRegion;
+
+public class PrintRegionClosure implements HeapRegionClosure {
+    private PrintStream tty;
+
+    public PrintRegionClosure(PrintStream tty) {
+        this.tty = tty;
+    }
+
+    public void doHeapRegion(HeapRegion hr) {
+        hr.printOn(tty);
+    }
+}