Standardize usage of virtual/override/final in chrome/

chrome/test/chromedriver/net/sync_websocket_impl.h

Index: chrome/test/chromedriver/net/sync_websocket_impl.h
diff --git a/chrome/test/chromedriver/net/sync_websocket_impl.h b/chrome/test/chromedriver/net/sync_websocket_impl.h
index 4a42471789a85be0eecb11ab23780403992920a9..32896ee330f21300991fce1363642e0c18dd1db3 100644
--- a/chrome/test/chromedriver/net/sync_websocket_impl.h
+++ b/chrome/test/chromedriver/net/sync_websocket_impl.h
@@ -32,16 +32,15 @@ class GURL;
 class SyncWebSocketImpl : public SyncWebSocket {
  public:
   explicit SyncWebSocketImpl(net::URLRequestContextGetter* context_getter);
-  virtual ~SyncWebSocketImpl();
+  ~SyncWebSocketImpl() override;
 
   // Overridden from SyncWebSocket:
-  virtual bool IsConnected() override;
-  virtual bool Connect(const GURL& url) override;
-  virtual bool Send(const std::string& message) override;
-  virtual StatusCode ReceiveNextMessage(
-      std::string* message,
-      const base::TimeDelta& timeout) override;
-  virtual bool HasNextMessage() override;
+  bool IsConnected() override;
+  bool Connect(const GURL& url) override;
+  bool Send(const std::string& message) override;
+  StatusCode ReceiveNextMessage(std::string* message,
+                                const base::TimeDelta& timeout) override;
+  bool HasNextMessage() override;
 
  private:
   struct CoreTraits;
@@ -59,15 +58,15 @@ class SyncWebSocketImpl : public SyncWebSocket {
     bool HasNextMessage();
 
     // Overriden from WebSocketListener:
-    virtual void OnMessageReceived(const std::string& message) override;
-    virtual void OnClose() override;
+    void OnMessageReceived(const std::string& message) override;
+    void OnClose() override;
 
    private:
     friend class base::RefCountedThreadSafe<Core, CoreTraits>;
     friend class base::DeleteHelper<Core>;
     friend struct CoreTraits;
 
-    virtual ~Core();
+    ~Core() override;
 
     void ConnectOnIO(const GURL& url,
                      bool* success,