diff -r bbc756ef9a73 -r 7937df26a5a7 rt/emul/compact/src/main/java/java/lang/System.java
--- a/rt/emul/compact/src/main/java/java/lang/System.java	Sat Sep 07 18:10:35 2013 +0200
+++ b/rt/emul/compact/src/main/java/java/lang/System.java	Sun Sep 08 11:22:51 2013 +0200
@@ -33,8 +33,27 @@
         return org.apidesign.bck2brwsr.emul.lang.System.currentTimeMillis();
     }
     
-    public static long nanoTime() {
-        return org.apidesign.bck2brwsr.emul.lang.System.nanoTime();
+    public static int identityHashCode(Object obj) {
+        return obj.defaultHashCode();
+    }
+
+    public static String getProperty(String name) {
+        return null;
     }
     
+    public static String getProperty(String key, String def) {
+        return def;
+    }
+    
+    /**
+     * Returns the system-dependent line separator string.  It always
+     * returns the same value - the initial value of the {@linkplain
+     * #getProperty(String) system property} {@code line.separator}.
+     *
+     * <p>On UNIX systems, it returns {@code "\n"}; on Microsoft
+     * Windows systems it returns {@code "\r\n"}.
+     */
+    public static String lineSeparator() {
+        return "\n";
+    }
 }