Fix virtual/override/final usage in the rest of Source/core/.

Source/core/inspector/InspectorWorkerAgent.h

Index: Source/core/inspector/InspectorWorkerAgent.h
diff --git a/Source/core/inspector/InspectorWorkerAgent.h b/Source/core/inspector/InspectorWorkerAgent.h
index f8436816d006f5913c5f694779b8723ff9635ab2..52e61155a949a971919bec445c2b8e54a922466d 100644
--- a/Source/core/inspector/InspectorWorkerAgent.h
+++ b/Source/core/inspector/InspectorWorkerAgent.h
@@ -47,7 +47,7 @@ typedef String ErrorString;
 class CORE_EXPORT InspectorWorkerAgent final : public InspectorBaseAgent<InspectorWorkerAgent, InspectorFrontend::Worker>, public InspectorBackendDispatcher::WorkerCommandHandler {
 public:
     static PassOwnPtrWillBeRawPtr<InspectorWorkerAgent> create(PageConsoleAgent*);
-    virtual ~InspectorWorkerAgent();
+    ~InspectorWorkerAgent() override;
 
     void init() override;
     void disable(ErrorString*) override;
@@ -59,11 +59,11 @@ public:
     void workerTerminated(WorkerInspectorProxy*);
 
     // Called from InspectorBackendDispatcher
-    virtual void enable(ErrorString*) override;
-    virtual void connectToWorker(ErrorString*, const String& workerId) override;
-    virtual void disconnectFromWorker(ErrorString*, const String& workerId) override;
-    virtual void sendMessageToWorker(ErrorString*, const String& workerId, const String& message) override;
-    virtual void setAutoconnectToWorkers(ErrorString*, bool value) override;
+    void enable(ErrorString*) override;
+    void connectToWorker(ErrorString*, const String& workerId) override;
+    void disconnectFromWorker(ErrorString*, const String& workerId) override;
+    void sendMessageToWorker(ErrorString*, const String& workerId, const String& message) override;
+    void setAutoconnectToWorkers(ErrorString*, bool value) override;
 
     void setTracingSessionId(const String&);