WP_Media_List_Table::column_comments

			<?php
			if ( $user_can_edit ) {
				$title = _draft_or_post_title( $post->post_parent );
				printf(
					'<br /><a href="#the-list" onclick="findPosts.open( \'media[]\', \'%s\' ); return false;" class="hide-if-no-js aria-button-if-js" aria-label="%s">%s</a>',
					$post->ID,
					/* translators: %s: Attachment title. */
					esc_attr( sprintf( __( 'Attach &#8220;%s&#8221; to existing content' ), $title ) ),
					__( 'Attach' )
				);
			}
		}
	}