Add protected getCurrentRow to TablePager

This makes unit testing TablePagers easier

Change-Id: I899ec6b056fb1f007a6caf0be320324cffe08326

includes/pager/TablePager.php

@@ -233,6 +233,13 @@ abstract class TablePager extends IndexPager {
 		}
 	}
 
+	/**
+	 * @return stdClass
+	 */
+	protected function getCurrentRow() {
+		return $this->mCurrentRow;
+	}
+
 	/**
 	 * Get any extra attributes to be applied to the given cell. Don't
 	 * take this as an excuse to hardcode styles; use classes and