Move remaining functions

update remaining function calls

include/bb2diaspora.php

@@ -5,6 +5,7 @@ use Friendica\Core\Addon;
 use Friendica\Core\System;
 use Friendica\Model\Contact;
 use Friendica\Network\Probe;
+use Friendica\Util\Network;
 use League\HTMLToMarkdown\HtmlConverter;
 
 require_once 'include/event.php';
@@ -82,7 +83,7 @@ function diaspora2bb($s) {
 	$s = preg_replace('/(\[code\])+(.*?)(\[\/code\])+/ism', '[code]$2[/code]', $s);
 
 	// Don't show link to full picture (until it is fixed)
-	$s = scale_external_images($s, false);
+	$s = Network::scaleExternalImages($s, false);
 
 	return $s;
 }