Index: src/wp-admin/includes/admin-filters.php
===================================================================
--- src/wp-admin/includes/admin-filters.php	(revision 33586)
+++ src/wp-admin/includes/admin-filters.php	(working copy)
@@ -17,8 +17,6 @@
 // Media hooks.
 add_action( 'attachment_submitbox_misc_actions', 'attachment_submitbox_metadata' );
 
-add_action( 'media_buttons', 'media_buttons' );
-
 add_action( 'media_upload_image', 'wp_media_upload_handler' );
 add_action( 'media_upload_audio', 'wp_media_upload_handler' );
 add_action( 'media_upload_video', 'wp_media_upload_handler' );
@@ -35,10 +33,6 @@
 
 add_filter( 'attachment_fields_to_save', 'image_attachment_fields_to_save', 10, 2 );
 
-add_filter( 'image_send_to_editor', 'image_add_caption', 20, 8 );
-
-add_filter( 'media_send_to_editor',      'image_media_send_to_editor',      10, 3 );
-
 add_filter( 'media_upload_gallery', 'media_upload_gallery' );
 add_filter( 'media_upload_library', 'media_upload_library' );
 
Index: src/wp-includes/default-filters.php
===================================================================
--- src/wp-includes/default-filters.php	(revision 33586)
+++ src/wp-includes/default-filters.php	(working copy)
@@ -401,4 +401,9 @@
 add_action( 'wp_footer', 'wp_admin_bar_render', 1000 );
 add_action( 'in_admin_header', 'wp_admin_bar_render', 0 );
 
+// Former admin filters that can also be hooked on the front end
+add_action( 'media_buttons', 'media_buttons' );
+add_filter( 'image_send_to_editor', 'image_add_caption', 20, 8 );
+add_filter( 'media_send_to_editor', 'image_media_send_to_editor', 10, 3 );
+
 unset( $filter, $action );