ipc: Add the class HandleWin.

ipc/handle_attachment_win.cc

 // Copyright 2015 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 "ipc/handle_attachment_win.h"
 
 #include <windows.h>
 
 namespace IPC {
 namespace internal {
 
-HandleAttachmentWin::HandleAttachmentWin(const HANDLE& handle)
-    : handle_(handle) {
-}
+HandleAttachmentWin::HandleAttachmentWin(const HANDLE& handle,
+                                         HandleWin::Permissions permissions)
+    : handle_(handle), permissions_(permissions) {}
 
 HandleAttachmentWin::HandleAttachmentWin(const WireFormat& wire_format)
     : BrokerableAttachment(wire_format.attachment_id, false),
-      handle_(LongToHandle(wire_format.handle)) {}
+      handle_(LongToHandle(wire_format.handle)),
+      permissions_(wire_format.permissions) {}
 
 HandleAttachmentWin::HandleAttachmentWin(
     const BrokerableAttachment::AttachmentId& id)
-    : BrokerableAttachment(id, true), handle_(INVALID_HANDLE_VALUE) {}
+    : BrokerableAttachment(id, true),
+      handle_(INVALID_HANDLE_VALUE),
+      permissions_(HandleWin::INVALID) {}
 
 HandleAttachmentWin::~HandleAttachmentWin() {
 }
 
 HandleAttachmentWin::BrokerableType HandleAttachmentWin::GetBrokerableType()
     const {
   return WIN_HANDLE;
 }
 
 void HandleAttachmentWin::PopulateWithAttachment(
     const BrokerableAttachment* attachment) {
   DCHECK(NeedsBrokering());
   DCHECK(!attachment->NeedsBrokering());
   DCHECK(GetIdentifier() == attachment->GetIdentifier());
   DCHECK_EQ(GetBrokerableType(), attachment->GetBrokerableType());
 
   const HandleAttachmentWin* handle_attachment =
       static_cast<const HandleAttachmentWin*>(attachment);
   handle_ = handle_attachment->handle_;
   SetNeedsBrokering(false);
 }
 
 HandleAttachmentWin::WireFormat HandleAttachmentWin::GetWireFormat(
     const base::ProcessId& destination) const {
   WireFormat format;
   format.handle = HandleToLong(handle_);
   format.attachment_id = GetIdentifier();
   format.destination_process = destination;
+  format.permissions = permissions_;
   return format;
 }
 
 }  // namespace internal
 }  // namespace IPC