Extracting NetLog inner classes into their own classes.

net/socket/fuzzed_socket_factory.cc

Index: net/socket/fuzzed_socket_factory.cc
diff --git a/net/socket/fuzzed_socket_factory.cc b/net/socket/fuzzed_socket_factory.cc
index acf02309625d3ff1a0d2085f21890fefca62ac5d..3b4746c49e24c0c82eca940c95620af0ff1615f9 100644
--- a/net/socket/fuzzed_socket_factory.cc
+++ b/net/socket/fuzzed_socket_factory.cc
@@ -11,7 +11,7 @@
 #include "net/base/ip_endpoint.h"
 #include "net/base/net_errors.h"
 #include "net/base/network_change_notifier.h"
-#include "net/log/net_log.h"
+#include "net/log/net_log_with_source.h"
 #include "net/socket/client_socket_handle.h"
 #include "net/socket/connection_attempts.h"
 #include "net/socket/fuzzed_socket.h"
@@ -20,6 +20,8 @@
 
 namespace net {
 
+class NetLog;
+
 namespace {
 
 // SSLClientSocket implementation that always fails to connect.
@@ -136,7 +138,7 @@ FuzzedSocketFactory::CreateDatagramClientSocket(
     DatagramSocket::BindType bind_type,
     const RandIntCallback& rand_int_cb,
     NetLog* net_log,
-    const NetLog::Source& source) {
+    const NetLogSource& source) {
   return base::MakeUnique<FuzzedDatagramClientSocket>(data_provider_);
 }
 
@@ -144,7 +146,7 @@ std::unique_ptr<StreamSocket> FuzzedSocketFactory::CreateTransportClientSocket(
     const AddressList& addresses,
     std::unique_ptr<SocketPerformanceWatcher> socket_performance_watcher,
     NetLog* net_log,
-    const NetLog::Source& source) {
+    const NetLogSource& source) {
   std::unique_ptr<FuzzedSocket> socket(
       new FuzzedSocket(data_provider_, net_log));
   socket->set_fuzz_connect_result(true);