net: move udp directory into socket

net/quic/chromium/quic_chromium_client_session_test.cc

Index: net/quic/chromium/quic_chromium_client_session_test.cc
diff --git a/net/quic/chromium/quic_chromium_client_session_test.cc b/net/quic/chromium/quic_chromium_client_session_test.cc
index b0f1ad329ed635af57b0e04b9194916e856b0c32..4d289d3a1c2f5c46da419c1b969f4843d2442285 100644
--- a/net/quic/chromium/quic_chromium_client_session_test.cc
+++ b/net/quic/chromium/quic_chromium_client_session_test.cc
@@ -39,12 +39,12 @@
 #include "net/quic/test_tools/quic_test_packet_maker.h"
 #include "net/quic/test_tools/quic_test_utils.h"
 #include "net/quic/test_tools/simple_quic_framer.h"
+#include "net/socket/datagram_client_socket.h"
 #include "net/socket/socket_test_util.h"
 #include "net/spdy/spdy_test_utils.h"
 #include "net/test/cert_test_util.h"
 #include "net/test/gtest_util.h"
 #include "net/test/test_data_directory.h"
-#include "net/udp/datagram_client_socket.h"
 #include "testing/gmock/include/gmock/gmock.h"
 
 using testing::_;