Pass isolate to v8::Local<>::New() factory function

Source/bindings/v8/V8WorkerGlobalScopeEventListener.cpp

Index: Source/bindings/v8/V8WorkerGlobalScopeEventListener.cpp
diff --git a/Source/bindings/v8/V8WorkerGlobalScopeEventListener.cpp b/Source/bindings/v8/V8WorkerGlobalScopeEventListener.cpp
index 5258f0211de096b782c83e54282961df8e6292f0..3ddc50a3d0d700bc51f80dc8d930cb5f904021af 100644
--- a/Source/bindings/v8/V8WorkerGlobalScopeEventListener.cpp
+++ b/Source/bindings/v8/V8WorkerGlobalScopeEventListener.cpp
@@ -114,10 +114,11 @@ v8::Local<v8::Object> V8WorkerGlobalScopeEventListener::getReceiverObject(Script
         return listener;
 
     EventTarget* target = event->currentTarget();
-    v8::Handle<v8::Value> value = toV8(target, v8::Handle<v8::Object>(), toV8Context(context, world())->GetIsolate());
+    v8::Isolate* isolate = isolateForScriptExecutionContext(context);
+    v8::Handle<v8::Value> value = toV8(target, v8::Handle<v8::Object>(), isolate);
     if (value.IsEmpty())
         return v8::Local<v8::Object>();
-    return v8::Local<v8::Object>::New(v8::Handle<v8::Object>::Cast(value));
+    return v8::Local<v8::Object>::New(isolate, v8::Handle<v8::Object>::Cast(value));
 }
 
 } // namespace WebCore