Add support for //# sourceURL similar to deprecated //@ sourceURL one.

include/v8.h

Index: include/v8.h
diff --git a/include/v8.h b/include/v8.h
index 51040fe1a70f57d992f08d6107e8f0316de42955..96b13655e5ae995db32a548f590cc9fe731dcbdb 100644
--- a/include/v8.h
+++ b/include/v8.h
@@ -1219,7 +1219,8 @@ class V8EXPORT StackFrame {
   /**
    * Returns the name of the resource that contains the script for the
    * function for this StackFrame or sourceURL value if the script name
-   * is undefined and its source ends with //@ sourceURL=... string.
+   * is undefined and its source ends with //# sourceURL=... string or
+   * deprecated //@ sourceURL=... string.
    */
   Local<String> GetScriptNameOrSourceURL() const;