Remove sandbox on Windows.

content/public/common/sandbox_init.h

 // 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 CONTENT_PUBLIC_COMMON_SANDBOX_INIT_H_
 #define CONTENT_PUBLIC_COMMON_SANDBOX_INIT_H_
 
 #include "base/files/scoped_file.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/shared_memory.h"
@@ skipping 23 matching lines @@
 // Initialize the sandbox for renderer, gpu, utility, worker, nacl, and plugin
 // processes, depending on the command line flags. Although The browser process
 // is not sandboxed, this also needs to be called because it will initialize
 // the broker code.
 // Returns true if the sandbox was initialized succesfully, false if an error
 // occurred.  If process_type isn't one that needs sandboxing true is always
 // returned.
 CONTENT_EXPORT bool InitializeSandbox(
     sandbox::SandboxInterfaceInfo* sandbox_info);
 
-// This is a restricted version of Windows' DuplicateHandle() function
-// that works inside the sandbox and can send handles but not retrieve
-// them.  Unlike DuplicateHandle(), it takes a process ID rather than
-// a process handle.  It returns true on success, false otherwise.
-CONTENT_EXPORT bool BrokerDuplicateHandle(HANDLE source_handle,
-                                          DWORD target_process_id,
-                                          HANDLE* target_handle,
-                                          DWORD desired_access,
-                                          DWORD options);
-
 // Inform the current process's sandbox broker (e.g. the broker for
 // 32-bit processes) about a process created under a different sandbox
 // broker (e.g. the broker for 64-bit processes).  This allows
 // BrokerDuplicateHandle() to send handles to a process managed by
 // another broker.  For example, it allows the 32-bit renderer to send
 // handles to 64-bit NaCl processes.  This returns true on success,
 // false otherwise.
 CONTENT_EXPORT bool BrokerAddTargetPeer(HANDLE peer_process);
 
 // Launch a sandboxed process. |delegate| may be NULL. If |delegate| is non-NULL
@@ skipping 38 matching lines @@
 
 // Return a "baseline" policy. This is used by a SandboxInitializerDelegate to
 // implement a policy that is derived from the baseline.
 CONTENT_EXPORT scoped_ptr<sandbox::bpf_dsl::Policy>
 GetBPFSandboxBaselinePolicy();
 #endif  // defined(OS_LINUX) || defined(OS_NACL_NONSFI)
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_COMMON_SANDBOX_INIT_H_