Move Windows Sandbox, trybots version (don't commit me!)

sandbox/win/src/handle_closer_agent.cc

Index: sandbox/win/src/handle_closer_agent.cc
diff --git a/sandbox/src/handle_closer_agent.cc b/sandbox/win/src/handle_closer_agent.cc
similarity index 97%
rename from sandbox/src/handle_closer_agent.cc
rename to sandbox/win/src/handle_closer_agent.cc
index 2b5ac977a1ea3009e65e6ba27c12a7ba4b24d736..be262e8d158c192407c89f78387ff8f87df0e8b3 100644
--- a/sandbox/src/handle_closer_agent.cc
+++ b/sandbox/win/src/handle_closer_agent.cc
@@ -2,11 +2,11 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "sandbox/src/handle_closer_agent.h"
+#include "sandbox/win/src/handle_closer_agent.h"
 
 #include "base/logging.h"
-#include "sandbox/src/nt_internals.h"
-#include "sandbox/src/win_utils.h"
+#include "sandbox/win/src/nt_internals.h"
+#include "sandbox/win/src/win_utils.h"
 
 namespace {