Replace FINAL and OVERRIDE with their C++11 counterparts in Source/core/workers

Source/core/workers/WorkerInspectorProxy.h

Index: Source/core/workers/WorkerInspectorProxy.h
diff --git a/Source/core/workers/WorkerInspectorProxy.h b/Source/core/workers/WorkerInspectorProxy.h
index 8bb5318222a83676c9fefadbbd315d5e0c895aca..758fb4d0c006af35aef64f448c82c9c242065db4 100644
--- a/Source/core/workers/WorkerInspectorProxy.h
+++ b/Source/core/workers/WorkerInspectorProxy.h
@@ -15,7 +15,7 @@ class WorkerThread;
 
 // A proxy for talking to the worker inspector on the worker thread.
 // All of these methods should be called on the main thread.
-class WorkerInspectorProxy FINAL {
+class WorkerInspectorProxy final {
 public:
     static PassOwnPtr<WorkerInspectorProxy> create();