Extracting NetLog inner classes into their own classes.

chromecast/browser/devtools/remote_debugging_server.cc

Index: chromecast/browser/devtools/remote_debugging_server.cc
diff --git a/chromecast/browser/devtools/remote_debugging_server.cc b/chromecast/browser/devtools/remote_debugging_server.cc
index 54c4e6c5b73b17df67d9bb9eca7d547275e200ab..c5b429471f2769588b730c1fe31ddc7882820f0e 100644
--- a/chromecast/browser/devtools/remote_debugging_server.cc
+++ b/chromecast/browser/devtools/remote_debugging_server.cc
@@ -23,6 +23,7 @@
 #include "content/public/common/content_switches.h"
 #include "content/public/common/user_agent.h"
 #include "net/base/net_errors.h"
+#include "net/log/net_log_source.h"
 #include "net/socket/tcp_server_socket.h"
 
 #if defined(OS_ANDROID)
@@ -79,7 +80,7 @@ class TCPServerSocketFactory : public content::DevToolsSocketFactory {
   // content::DevToolsSocketFactory.
   std::unique_ptr<net::ServerSocket> CreateForHttpServer() override {
     std::unique_ptr<net::ServerSocket> socket(
-        new net::TCPServerSocket(nullptr, net::NetLog::Source()));
+        new net::TCPServerSocket(nullptr, net::NetLogSource()));
     if (socket->ListenWithAddressAndPort(address_, port_, kBackLog) != net::OK)
       return std::unique_ptr<net::ServerSocket>();