Removed commented out code

See e69adc19a7 (commitcomment-24119433)

tests/framework/widgets/ActiveFieldTest.php

@@ -528,18 +528,6 @@ EOD;
     }
 
     /**
-     * @depends testInput
-     */
-    /*public function testInputClassOptions()
-    {
-        $expectedValue = <<<'EOD'
-<input type="text" id="activefieldtestmodel-attributename" class="pretty-input" name="ActiveFieldTestModel[attributeName]">
-EOD;
-        $activeField = $this->helperForm->field($this->helperModel, 'attributeName', ['options' => ['class' => ['pretty-input']]])->textInput();
-        $this->assertEquals('', $activeField->__toString());
-    }*/
-
-    /**
      * @depends testHiddenInput
      *
      * @see https://github.com/yiisoft/yii2/issues/14773