Index: wp-includes/media.php
===================================================================
--- wp-includes/media.php	(revision 23180)
+++ wp-includes/media.php	(working copy)
@@ -1431,6 +1431,11 @@
  * @since 3.5.0
  */
 function wp_enqueue_media( $args = array() ) {
+
+	// Enqueue me just once per page, please.
+	if ( did_action( 'wp_enqueue_media' ) )
+		return;
+
 	$defaults = array(
 		'post' => null,
 	);