Make SharedMemoryHandle a class on windows.

sandbox/win/src/policy_target_test.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 "base/memory/shared_memory.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_piece.h"
 #include "base/win/scoped_process_information.h"
 #include "base/win/windows_version.h"
 #include "sandbox/win/src/sandbox.h"
@@ skipping 358 matching lines @@
   memcpy(writable_shmem.memory(), contents.data(), contents.size());
 
   base::SharedMemory read_only_view;
   ASSERT_TRUE(read_only_view.Open(name, true));
 
   // Get the path to the sandboxed app.
   wchar_t prog_name[MAX_PATH];
   GetModuleFileNameW(NULL, prog_name, MAX_PATH);
 
   TargetPolicy* policy = broker->CreatePolicy();
-  void* shared_handle = policy->AddHandleToShare(
-      read_only_view.handle());
+  void* shared_handle =
+      policy->AddHandleToShare(read_only_view.handle().GetHandle());
 
   base::string16 arguments(L"\"");
   arguments += prog_name;
   arguments += L"\" -child 0 shared_memory_handle ";
   arguments += base::UintToString16(
       reinterpret_cast<unsigned int>(shared_handle));
 
   // Launch the app.
   ResultCode result = SBOX_ALL_OK;
   base::win::ScopedProcessInformation target;
@@ skipping 12 matching lines @@
 
   EXPECT_EQ(WAIT_TIMEOUT,
             ::WaitForSingleObject(target.process_handle(), 2000));
 
   EXPECT_TRUE(::TerminateProcess(target.process_handle(), 0));
 
   ::WaitForSingleObject(target.process_handle(), INFINITE);
 }
 
 }  // namespace sandbox