Index: content/public/common/sandbox_init.cc |
=================================================================== |
--- content/public/common/sandbox_init.cc (revision 189099) |
+++ content/public/common/sandbox_init.cc (working copy) |
@@ -1,44 +0,0 @@ |
-// 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 "content/public/common/sandbox_init.h" |
- |
-#if defined(OS_POSIX) |
-#include <unistd.h> |
-#endif |
- |
-namespace content { |
- |
-IPC::PlatformFileForTransit BrokerGetFileHandleForProcess( |
- base::PlatformFile handle, |
- base::ProcessId target_process_id, |
- bool should_close_source) { |
- IPC::PlatformFileForTransit out_handle; |
-#if defined(OS_WIN) |
- DWORD options = DUPLICATE_SAME_ACCESS; |
- if (should_close_source) |
- options |= DUPLICATE_CLOSE_SOURCE; |
- if (!content::BrokerDuplicateHandle(handle, target_process_id, &out_handle, |
- 0, options)) { |
- out_handle = IPC::InvalidPlatformFileForTransit(); |
- } |
-#elif defined(OS_POSIX) |
- // If asked to close the source, we can simply re-use the source fd instead of |
- // dup()ing and close()ing. |
- // When we're not closing the source, we need to duplicate the handle and take |
- // ownership of that. The reason is that this function is often used to |
- // generate IPC messages, and the handle must remain valid until it's sent to |
- // the other process from the I/O thread. Without the dup, calling code might |
- // close the source handle before the message is sent, creating a race |
- // condition. |
- int fd = should_close_source ? handle : ::dup(handle); |
- out_handle = base::FileDescriptor(fd, true); |
-#else |
- #error Not implemented. |
-#endif |
- return out_handle; |
-} |
- |
-} // namespace content |
- |