I could finally get rid of that using this:
wp_deregister_script( 'wp-embed' );
add_action( 'wp_footer', 'my_deregister_scripts' );
If you like this question & answer and want to contribute, then write your question & answer and email to freewebmentor[@]gmail.com. Your question and answer will appear on FreeWebMentor.com and help other developers.