Update from chromium https://crrev.com/301725/

net/socket/ssl_server_socket_nss.h

Index: net/socket/ssl_server_socket_nss.h
diff --git a/net/socket/ssl_server_socket_nss.h b/net/socket/ssl_server_socket_nss.h
index eddb543a2359aa6c963711cc2e417f2be26fa333..d40b096577cffc3848f57c49848dce3500ad55c9 100644
--- a/net/socket/ssl_server_socket_nss.h
+++ b/net/socket/ssl_server_socket_nss.h
@@ -28,42 +28,44 @@ class SSLServerSocketNSS : public SSLServerSocket {
                      scoped_refptr<X509Certificate> certificate,
                      crypto::RSAPrivateKey* key,
                      const SSLConfig& ssl_config);
-  virtual ~SSLServerSocketNSS();
+  ~SSLServerSocketNSS() override;
 
   // SSLServerSocket interface.
-  virtual int Handshake(const CompletionCallback& callback) override;
+  int Handshake(const CompletionCallback& callback) override;
 
   // SSLSocket interface.
-  virtual int ExportKeyingMaterial(const base::StringPiece& label,
-                                   bool has_context,
-                                   const base::StringPiece& context,
-                                   unsigned char* out,
-                                   unsigned int outlen) override;
-  virtual int GetTLSUniqueChannelBinding(std::string* out) override;
+  int ExportKeyingMaterial(const base::StringPiece& label,
+                           bool has_context,
+                           const base::StringPiece& context,
+                           unsigned char* out,
+                           unsigned int outlen) override;
+  int GetTLSUniqueChannelBinding(std::string* out) override;
 
   // Socket interface (via StreamSocket).
-  virtual int Read(IOBuffer* buf, int buf_len,
-                   const CompletionCallback& callback) override;
-  virtual int Write(IOBuffer* buf, int buf_len,
-                    const CompletionCallback& callback) override;
-  virtual int SetReceiveBufferSize(int32 size) override;
-  virtual int SetSendBufferSize(int32 size) override;
+  int Read(IOBuffer* buf,
+           int buf_len,
+           const CompletionCallback& callback) override;
+  int Write(IOBuffer* buf,
+            int buf_len,
+            const CompletionCallback& callback) override;
+  int SetReceiveBufferSize(int32 size) override;
+  int SetSendBufferSize(int32 size) override;
 
   // StreamSocket implementation.
-  virtual int Connect(const CompletionCallback& callback) override;
-  virtual void Disconnect() override;
-  virtual bool IsConnected() const override;
-  virtual bool IsConnectedAndIdle() const override;
-  virtual int GetPeerAddress(IPEndPoint* address) const override;
-  virtual int GetLocalAddress(IPEndPoint* address) const override;
-  virtual const BoundNetLog& NetLog() const override;
-  virtual void SetSubresourceSpeculation() override;
-  virtual void SetOmniboxSpeculation() override;
-  virtual bool WasEverUsed() const override;
-  virtual bool UsingTCPFastOpen() const override;
-  virtual bool WasNpnNegotiated() const override;
-  virtual NextProto GetNegotiatedProtocol() const override;
-  virtual bool GetSSLInfo(SSLInfo* ssl_info) override;
+  int Connect(const CompletionCallback& callback) override;
+  void Disconnect() override;
+  bool IsConnected() const override;
+  bool IsConnectedAndIdle() const override;
+  int GetPeerAddress(IPEndPoint* address) const override;
+  int GetLocalAddress(IPEndPoint* address) const override;
+  const BoundNetLog& NetLog() const override;
+  void SetSubresourceSpeculation() override;
+  void SetOmniboxSpeculation() override;
+  bool WasEverUsed() const override;
+  bool UsingTCPFastOpen() const override;
+  bool WasNpnNegotiated() const override;
+  NextProto GetNegotiatedProtocol() const override;
+  bool GetSSLInfo(SSLInfo* ssl_info) override;
 
  private:
   enum State {