--- old/jdk/src/java.base/share/classes/java/lang/System.java	2015-11-09 17:14:52.000000000 -0800
+++ new/jdk/src/java.base/share/classes/java/lang/System.java	2015-11-09 17:14:52.000000000 -0800
@@ -28,13 +28,13 @@
 import java.lang.reflect.Executable;
 import java.lang.annotation.Annotation;
 import java.security.AccessControlContext;
+import java.security.AccessController;
+import java.security.PrivilegedAction;
+import java.security.ProtectionDomain;
 import java.util.Properties;
 import java.util.PropertyPermission;
 import java.util.StringTokenizer;
 import java.util.Map;
-import java.security.AccessController;
-import java.security.PrivilegedAction;
-import java.security.AllPermission;
 import java.nio.channels.Channel;
 import java.nio.channels.spi.SelectorProvider;
 import sun.nio.ch.Interruptible;
@@ -1250,12 +1250,6 @@
             public void registerShutdownHook(int slot, boolean registerShutdownInProgress, Runnable hook) {
                 Shutdown.add(slot, registerShutdownInProgress, hook);
             }
-            public int getStackTraceDepth(Throwable t) {
-                return t.getStackTraceDepth();
-            }
-            public StackTraceElement getStackTraceElement(Throwable t, int i) {
-                return t.getStackTraceElement(i);
-            }
             public String newStringUnsafe(char[] chars) {
                 return new String(chars, true);
             }