Remove unused code

- Remove commented code
- Remove unused/immediately overwritten variables
- Remove extraneous parameters
- Remove unreachable code
- Remove duplicate array keys

src/Protocol/ActivityPub/Processor.php

@@ -477,8 +477,6 @@ class Processor
 			return;
 		}
 
-		$owner = User::getOwnerDataById($uid);
-
 		$cid = Contact::getIdForURL($activity['actor'], $uid);
 		if (empty($cid)) {
 			Logger::log('No contact found for ' . $activity['actor'], Logger::DEBUG);
@@ -513,8 +511,6 @@ class Processor
 			return;
 		}
 
-		$owner = User::getOwnerDataById($uid);
-
 		$cid = Contact::getIdForURL($activity['actor'], $uid);
 		if (empty($cid)) {
 			Logger::log('No contact found for ' . $activity['actor'], Logger::DEBUG);