Fix r157217, committed patch set didn't contain the latest review modifications.

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 f2fee0d4dd58bdde6f150ad5cb545adc2308bb26..5258f0211de096b782c83e54282961df8e6292f0 100644
--- a/Source/bindings/v8/V8WorkerGlobalScopeEventListener.cpp
+++ b/Source/bindings/v8/V8WorkerGlobalScopeEventListener.cpp
@@ -58,7 +58,7 @@ void V8WorkerGlobalScopeEventListener::handleEvent(ScriptExecutionContext* conte
     // See issue 889829.
     RefPtr<V8AbstractEventListener> protect(this);
 
-    v8::Isolate* isolate = getIsolateFromScriptExecutionContext(context);
+    v8::Isolate* isolate = isolateForScriptExecutionContext(context);
     v8::HandleScope handleScope(isolate);
 
     WorkerScriptController* script = toWorkerGlobalScope(context)->script();
@@ -97,7 +97,7 @@ v8::Local<v8::Value> V8WorkerGlobalScopeEventListener::callListenerFunction(Scri
         cookie = InspectorInstrumentation::willCallFunction(context, resourceName, lineNumber);
     }
 
-    v8::Isolate* isolate = getIsolateFromScriptExecutionContext(context);
+    v8::Isolate* isolate = isolateForScriptExecutionContext(context);
     v8::Handle<v8::Value> parameters[1] = { jsEvent };
     v8::Local<v8::Value> result = V8ScriptRunner::callFunction(handlerFunction, context, receiver, WTF_ARRAY_LENGTH(parameters), parameters, isolate);