Doing some work for the php compiler

Author: allflame

src/Bridge/ContextInjector.php

@@ -133,11 +133,9 @@ public function onRequest(GetResponseEvent $event)
         );
 
         if (HttpKernelInterface::MASTER_REQUEST === $event->getRequestType()) {
-            $requestSpan->start((int)($request->server->get('REQUEST_TIME_FLOAT', time()) * 1000000));
-            $span = $this->tracer
-                ->start('app.start')
-                ->start((int)($request->server->get('REQUEST_TIME_FLOAT', time()) * 1000000));
-            $this->tracer->finish($span);
+            $startTime = (int)($request->server->get('REQUEST_TIME_FLOAT', time()) * 1000000);
+            $requestSpan->start($startTime);
+            $this->tracer->finish($this->tracer->start('app.start')->start($startTime));
         }
         $this->spans->push($requestSpan);