Remove calls to HandleScope default ctor.

Source/bindings/v8/V8LazyEventListener.cpp

Index: Source/bindings/v8/V8LazyEventListener.cpp
diff --git a/Source/bindings/v8/V8LazyEventListener.cpp b/Source/bindings/v8/V8LazyEventListener.cpp
index 592a93282f52946584956b110044c8b2debd9aa5..ddb553f69fdc4a46de236d5e3fd8b65211a13bf3 100644
--- a/Source/bindings/v8/V8LazyEventListener.cpp
+++ b/Source/bindings/v8/V8LazyEventListener.cpp
@@ -120,11 +120,11 @@ void V8LazyEventListener::prepareListenerObject(ScriptExecutionContext* context)
 
     ASSERT(context->isDocument());
 
-    v8::HandleScope handleScope;
+    v8::Isolate* isolate = getIsolateFromScriptExecutionContext(context);
+    v8::HandleScope handleScope(isolate);
 
     // Use the outer scope to hold context.
     v8::Local<v8::Context> v8Context = toV8Context(context, world());
-    v8::Isolate* isolate = v8Context->GetIsolate();
     // Bail out if we cannot get the context.
     if (v8Context.IsEmpty())
         return;