db: Remove property assignment overriden by constructor

As these class properties are overriden by the class constructor,
we can safely remove them. In addition, remove a useless "/" in a
PHPDoc.

Change-Id: I9cecfc8a0e5b58c931ee32c7465c064a9add1a77

diff --git a/includes/db/CloneDatabase.php b/includes/db/CloneDatabase.php
index d427724..cdf0f79 100644 (file)
--- a/includes/db/CloneDatabase.php
+++ b/includes/db/CloneDatabase.php
@@ -25,16 +25,16 @@ use Wikimedia\Rdbms\IMaintainableDatabase;
 
 class CloneDatabase {
        /** @var string Table prefix for cloning */
-       private $newTablePrefix = '';
+       private $newTablePrefix;
 
        /** @var string Current table prefix */
-       private $oldTablePrefix = '';
+       private $oldTablePrefix;
 
        /** @var array List of tables to be cloned */
-       private $tablesToClone = [];
+       private $tablesToClone;
 
        /** @var bool Should we DROP tables containing the new names? */
-       private $dropCurrentTables = true;
+       private $dropCurrentTables;
 
        /** @var bool Whether to use temporary tables or not */
        private $useTemporaryTables = true;
@@ -128,7 +128,7 @@ class CloneDatabase {
        }
 
        /**
-        * Change the table prefix on all open DB connections/
+        * Change the table prefix on all open DB connections
         *
         * @param string $prefix
         * @return void