Merge pull request #9263 from Sesquipedalian/3.0/missing_this

[3.0] Adds missing `this->` in a couple of places

Author: Sesquipedalian

Sources/Db/APIs/PostgreSQL.php

@@ -751,7 +751,7 @@ public function error_insert(array $error_array): void
 		}
 
 		// If we are in a transaction, abort.
-		if (!empty($inTransaction)) {
+		if (!empty($this->inTransaction)) {
 			$this->transaction('rollback');
 		}
 

Sources/Search/SearchApi.php

@@ -2073,7 +2073,7 @@ protected function searchSubjectAndMessage()
 						$indexedResults += Db::$db->affected_rows();
 					}
 
-					if (!empty($maxMessageResults) && $indexedResults >= $maxMessageResults) {
+					if (!empty($this->maxMessageResults) && $indexedResults >= $this->maxMessageResults) {
 						break;
 					}
 				}