1 files changed, 8 insertions, 4 deletions
diff --git a/core/DataTable/Filter/ColumnCallbackAddColumn.php b/core/DataTable/Filter/ColumnCallbackAddColumn.php
index 4aa8b008e4..e65ab52e40 100755
--- a/core/DataTable/Filter/ColumnCallbackAddColumn.php
+++ b/core/DataTable/Filter/ColumnCallbackAddColumn.php
@@ -8,14 +8,18 @@
  * @category Piwik
  * @package Piwik
  */
+namespace Piwik\DataTable\Filter;
+
+use Piwik\DataTable;
+use Piwik\DataTable\Filter;
 
 /**
  * Adds a new column to every row of a DataTable based on the result of callback.
  *
  * @package Piwik
- * @subpackage Piwik_DataTable
+ * @subpackage DataTable
  */
-class Piwik_DataTable_Filter_ColumnCallbackAddColumn extends Piwik_DataTable_Filter
+class ColumnCallbackAddColumn extends Filter
 {
     /**
      * The names of the columns to pass to the callback.
@@ -41,7 +45,7 @@ class Piwik_DataTable_Filter_ColumnCallbackAddColumn extends Piwik_DataTable_Fil
     /**
      * Constructor.
      *
-     * @param Piwik_DataTable $table               The DataTable that will be filtered.
+     * @param DataTable $table               The DataTable that will be filtered.
      * @param array|string $columns             The names of the columns to pass to the callback.
      * @param string $columnToAdd         The name of the column to add.
      * @param mixed $functionToApply     The callback to apply to each row of a DataTable.
@@ -65,7 +69,7 @@ class Piwik_DataTable_Filter_ColumnCallbackAddColumn extends Piwik_DataTable_Fil
      * Executes a callback on every row of the supplied table and adds the result of
      * the callback as a new column to each row.
      *
-     * @param Piwik_DataTable $table  The table to filter.
+     * @param DataTable $table  The table to filter.
      */
     public function filter($table)
     {