Revert 129627 - Add a sandbox API for broker handle duplication

sandbox/src/handle_interception.cc

-// 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.
-
-#include "sandbox/src/handle_interception.h"
-
-#include "sandbox/src/crosscall_client.h"
-#include "sandbox/src/ipc_tags.h"
-#include "sandbox/src/sandbox_factory.h"
-#include "sandbox/src/sandbox_nt_util.h"
-#include "sandbox/src/sharedmem_ipc_client.h"
-#include "sandbox/src/target_services.h"
-
-namespace sandbox {
-
-ResultCode DuplicateHandleProxy(HANDLE source_handle,
-                                DWORD target_process_id,
-                                HANDLE* target_handle,
-                                DWORD desired_access,
-                                DWORD options) {
-  *target_handle = NULL;
-
-  void* memory = GetGlobalIPCMemory();
-  if (NULL == memory)
-    return SBOX_ERROR_NO_SPACE;
-
-  SharedMemIPCClient ipc(memory);
-  CrossCallReturn answer = {0};
-  ResultCode code = CrossCall(ipc, IPC_DUPLICATEHANDLEPROXY_TAG,
-                              source_handle, target_process_id,
-                              desired_access, options, &answer);
-  if (SBOX_ALL_OK != code)
-    return code;
-
-  if (answer.win32_result) {
-    ::SetLastError(answer.nt_status);
-    return SBOX_ERROR_GENERIC;
-  }
-
-  *target_handle = answer.handle;
-  return SBOX_ALL_OK;
-}
-
-}  // namespace sandbox
-