diff -r ef76fc2ac88c -r e4420d2515f1 org.chromium.sdk/src/org/chromium/sdk/JsFunction.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/org.chromium.sdk/src/org/chromium/sdk/JsFunction.java	Wed Dec 23 17:13:18 2009 -0800
@@ -0,0 +1,23 @@
+// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package org.chromium.sdk;
+
+/**
+ * This interface adds methods for handling function properties of JsObject.
+ */
+public interface JsFunction extends JsObject {
+
+  /**
+   * @return script the function resides in or null if script is not available
+   */
+  Script getScript();
+
+  /**
+   * Returns position inside a script. The position is of opening parenthesis of
+   * function arguments, measured in unicode characters from the beginning of script text file.
+   * @return position or -1 if position is not available
+   */
+  int getSourcePosition();
+}