Make SharedMemoryHandle a class on windows.

sandbox/win/src/handle_inheritance_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 <stdio.h>
 
 #include "base/files/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/memory/shared_memory.h"
 #include "base/strings/string_number_conversions.h"
@@ skipping 38 matching lines @@
     ASSERT_EQ("Example output to stdout\r\n", data);
   } else {
     ASSERT_EQ("", data);
   }
 }
 
 SBOX_TESTS_COMMAND int
 HandleInheritanceTests_ValidInheritedHandle(int argc, wchar_t **argv) {
   if (argc != 1)
     return SBOX_TEST_FAILED_TO_RUN_TEST;
-  base::SharedMemoryHandle handle = nullptr;
+  HANDLE handle = nullptr;
   base::StringToUint(argv[0], reinterpret_cast<unsigned int *>(&handle));
 
   // This handle we inherited must be both valid and closeable.
   DWORD flags = 0;
   if (!GetHandleInformation(handle, &flags))
     return SBOX_TEST_FAILED;
   if ((flags & HANDLE_FLAG_PROTECT_FROM_CLOSE) != 0)
     return SBOX_TEST_FAILED;
 
   return SBOX_TEST_SUCCEEDED;
 }
 
 TEST(HandleInheritanceTests, InheritByValue) {
   // Handle inheritance doesn't work on XP.
   if (base::win::GetVersion() < base::win::VERSION_VISTA)
     return;
 
   base::SharedMemory test_shared_memory;
   ASSERT_TRUE(test_shared_memory.CreateAnonymous(1000));
   ASSERT_TRUE(test_shared_memory.Map(0));
 
   TestRunner runner;
-  void *shared_handle =
-      runner.GetPolicy()->AddHandleToShare(test_shared_memory.handle());
+  void* shared_handle = runner.GetPolicy()->AddHandleToShare(
+      test_shared_memory.handle().GetHandle());
 
   std::string command_line =
       "HandleInheritanceTests_ValidInheritedHandle " +
       base::UintToString(reinterpret_cast<unsigned int>(shared_handle));
   int result = runner.RunTest(base::UTF8ToUTF16(command_line).c_str());
   ASSERT_EQ(SBOX_TEST_SUCCEEDED, result);
 }
 
 }  // namespace sandbox