diff -r 000000000000 -r 6474c204b198 security/sandbox/win/src/handle_policy.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/security/sandbox/win/src/handle_policy.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,41 @@
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef SANDBOX_SRC_HANDLE_POLICY_H_
+#define SANDBOX_SRC_HANDLE_POLICY_H_
+
+#include <string>
+
+#include "base/basictypes.h"
+#include "sandbox/win/src/crosscall_server.h"
+#include "sandbox/win/src/policy_low_level.h"
+#include "sandbox/win/src/sandbox_policy.h"
+
+namespace sandbox {
+
+enum EvalResult;
+
+// This class centralizes most of the knowledge related to handle policy.
+class HandlePolicy {
+ public:
+  // Creates the required low-level policy rules to evaluate a high-level
+  // policy rule for handles, in particular duplicate action.
+  static bool GenerateRules(const wchar_t* type_name,
+                            TargetPolicy::Semantics semantics,
+                            LowLevelPolicy* policy);
+
+  // Processes a 'TargetPolicy::DuplicateHandle()' request from the target.
+  static DWORD DuplicateHandleProxyAction(EvalResult eval_result,
+                                          const ClientInfo& client_info,
+                                          HANDLE source_handle,
+                                          DWORD target_process_id,
+                                          HANDLE* target_handle,
+                                          DWORD desired_access,
+                                          DWORD options);
+};
+
+}  // namespace sandbox
+
+#endif  // SANDBOX_SRC_HANDLE_POLICY_H_
+