Worker: Move an assertion to a correct place

third_party/WebKit/Source/core/workers/WorkerThread.cpp

Index: third_party/WebKit/Source/core/workers/WorkerThread.cpp
diff --git a/third_party/WebKit/Source/core/workers/WorkerThread.cpp b/third_party/WebKit/Source/core/workers/WorkerThread.cpp
index c3eb7a705d8818c0f17aa15dad94c03c81f9e115..c308776da5d2a26277a483baa5782c60e475b659 100644
--- a/third_party/WebKit/Source/core/workers/WorkerThread.cpp
+++ b/third_party/WebKit/Source/core/workers/WorkerThread.cpp
@@ -267,10 +267,10 @@ void WorkerThread::performShutdownTask()
     // The below assignment will destroy the context, which will in turn notify messaging proxy.
     // We cannot let any objects survive past thread exit, because no other thread will run GC or otherwise destroy them.
     // If Oilpan is enabled, we detach of the context/global scope, with the final heap cleanup below sweeping it out.
+    m_workerGlobalScope->notifyContextDestroyed();
 #if !ENABLE(OILPAN)
     ASSERT(m_workerGlobalScope->hasOneRef());
 #endif
-    m_workerGlobalScope->notifyContextDestroyed();
     m_workerGlobalScope = nullptr;
 
     willDestroyIsolate();