Standardize usage of virtual/override/final in content/renderer/

content/renderer/p2p/ipc_socket_factory.h

Index: content/renderer/p2p/ipc_socket_factory.h
diff --git a/content/renderer/p2p/ipc_socket_factory.h b/content/renderer/p2p/ipc_socket_factory.h
index 74db1e6169af6dca9d6e03b5049d38c39e28350c..3e8797af9fb7df1a458509cbc3e2c9c74ea8cf9c 100644
--- a/content/renderer/p2p/ipc_socket_factory.h
+++ b/content/renderer/p2p/ipc_socket_factory.h
@@ -24,23 +24,24 @@ class IpcPacketSocketFactory : public rtc::PacketSocketFactory {
  public:
   CONTENT_EXPORT explicit IpcPacketSocketFactory(
       P2PSocketDispatcher* socket_dispatcher);
-  virtual ~IpcPacketSocketFactory();
+  ~IpcPacketSocketFactory() override;
 
-  virtual rtc::AsyncPacketSocket* CreateUdpSocket(
+  rtc::AsyncPacketSocket* CreateUdpSocket(
       const rtc::SocketAddress& local_address,
-      int min_port, int max_port) override;
-  virtual rtc::AsyncPacketSocket* CreateServerTcpSocket(
+      int min_port,
+      int max_port) override;
+  rtc::AsyncPacketSocket* CreateServerTcpSocket(
       const rtc::SocketAddress& local_address,
       int min_port,
       int max_port,
       int opts) override;
-  virtual rtc::AsyncPacketSocket* CreateClientTcpSocket(
+  rtc::AsyncPacketSocket* CreateClientTcpSocket(
       const rtc::SocketAddress& local_address,
       const rtc::SocketAddress& remote_address,
       const rtc::ProxyInfo& proxy_info,
       const std::string& user_agent,
       int opts) override;
-  virtual rtc::AsyncResolverInterface* CreateAsyncResolver() override;
+  rtc::AsyncResolverInterface* CreateAsyncResolver() override;
 
  private:
   P2PSocketDispatcher* socket_dispatcher_;