Remove Message::GetScriptData declaration

This is a left-over after r20683

BUG=None
LOG=N
R=svenpanne@chromium.org

Review URL: https://codereview.chromium.org/266983003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@21136 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

include/v8.h

@@ -1130,12 +1130,6 @@ class V8_EXPORT Message {
    */
   Handle<Value> GetScriptResourceName() const;
 
-  /**
-   * Returns the resource data for the script from where the function causing
-   * the error originates.
-   */
-  Handle<Value> GetScriptData() const;
-
   /**
    * Exception stack trace. By default stack traces are not captured for
    * uncaught exceptions. SetCaptureStackTraceForUncaughtExceptions allows