Update Layout.php

trigger layout_render_before before layout rendering

Author: Maddesto

lib/internal/Magento/Framework/View/Result/Layout.php

@@ -157,12 +157,13 @@ public function renderResult(ResponseInterface $response)
     {
         \Magento\Framework\Profiler::start('LAYOUT');
         \Magento\Framework\Profiler::start('layout_render');
-
+        
+        $this->eventManager->dispatch('layout_render_before');
+        $this->eventManager->dispatch('layout_render_before_' . $this->request->getFullActionName());
+        
         $this->applyHttpHeaders($response);
         $this->render($response);
 
-        $this->eventManager->dispatch('layout_render_before');
-        $this->eventManager->dispatch('layout_render_before_' . $this->request->getFullActionName());
         \Magento\Framework\Profiler::stop('layout_render');
         \Magento\Framework\Profiler::stop('LAYOUT');
         return $this;