Move socket related files from net/base to net/socket.

net/socket/ssl_test_util.h

Index: net/socket/ssl_test_util.h
===================================================================
--- net/socket/ssl_test_util.h	(revision 0)
+++ net/socket/ssl_test_util.h	(working copy)
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef NET_BASE_SSL_TEST_UTIL_H_
-#define NET_BASE_SSL_TEST_UTIL_H_
+#ifndef NET_SOCKET_SSL_TEST_UTIL_H_
+#define NET_SOCKET_SSL_TEST_UTIL_H_
 
 #include "build/build_config.h"
 
@@ -112,4 +112,4 @@
 
 }
 
-#endif  // NET_BASE_SSL_TEST_UTIL_H_
+#endif  // NET_SOCKET_SSL_TEST_UTIL_H_