Fix new method name "getIsAjax" and fix web application class name in logger

framework/yii/logging/ProfileTarget.php

@@ -70,7 +70,7 @@ class CProfileLogRoute extends CWebLogRoute
 	public function processLogs($logs)
 	{
 		$app = \Yii::$app;
-		if (!($app instanceof CWebApplication) || $app->getRequest()->getIsAjaxRequest())
+		if (!($app instanceof \yii\web\Application) || $app->getRequest()->getIsAjax())
 			return;
 
 		if ($this->getReport() === 'summary')

framework/yii/web/Response.php

@@ -258,7 +258,7 @@ class Response extends \yii\base\Response
 		if (strpos($url, '/') === 0 && strpos($url, '//') !== 0) {
 			$url = Yii::$app->getRequest()->getHostInfo() . $url;
 		}
-		if (Yii::$app->getRequest()->getIsAjaxRequest()) {
+		if (Yii::$app->getRequest()->getIsAjax()) {
 			$statusCode = $this->ajaxRedirectCode;
 		}
 		header('Location: ' . $url, true, $statusCode);

framework/yii/web/User.php

@@ -280,7 +280,7 @@ class User extends Component
 	public function loginRequired()
 	{
 		$request = Yii::$app->getRequest();
-		if (!$request->getIsAjaxRequest()) {
+		if (!$request->getIsAjax()) {
 			$this->setReturnUrl($request->getUrl());
 		}
 		if ($this->loginUrl !== null) {