Add member ownership_passes_to_ipc_ to SharedMemoryHandle on windows.

base/memory/shared_memory_unittest.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 <stddef.h>
 #include <stdint.h>
 
 #include "base/atomicops.h"
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 393 matching lines @@
 TEST(SharedMemoryTest, ShareToSelf) {
   StringPiece contents = "Hello World";
 
   SharedMemory shmem;
   ASSERT_TRUE(shmem.CreateAndMapAnonymous(contents.size()));
   memcpy(shmem.memory(), contents.data(), contents.size());
   EXPECT_TRUE(shmem.Unmap());
 
   SharedMemoryHandle shared_handle;
   ASSERT_TRUE(shmem.ShareToProcess(GetCurrentProcessHandle(), &shared_handle));
+#if defined(OS_WIN)
+  ASSERT_TRUE(shared_handle.OwnershipPassesToIPC());
+#endif
   SharedMemory shared(shared_handle, /*readonly=*/false);
 
   ASSERT_TRUE(shared.Map(contents.size()));
   EXPECT_EQ(
       contents,
       StringPiece(static_cast<const char*>(shared.memory()), contents.size()));
 
   shared_handle = SharedMemoryHandle();
   ASSERT_TRUE(shmem.ShareToProcess(GetCurrentProcessHandle(), &shared_handle));
+#if defined(OS_WIN)
+  ASSERT_TRUE(shared_handle.OwnershipPassesToIPC());
+#endif
   SharedMemory readonly(shared_handle, /*readonly=*/true);
 
   ASSERT_TRUE(readonly.Map(contents.size()));
   EXPECT_EQ(contents,
             StringPiece(static_cast<const char*>(readonly.memory()),
                         contents.size()));
 }
 
 TEST(SharedMemoryTest, MapAt) {
   ASSERT_TRUE(SysInfo::VMAllocationGranularity() >= sizeof(uint32_t));
@@ skipping 266 matching lines @@
   memory.Close();
   SharedMemoryProcessTest::CleanUp();
 }
 
 MULTIPROCESS_TEST_MAIN(SharedMemoryTestMain) {
   return SharedMemoryProcessTest::TaskTestMain();
 }
 #endif  // !defined(OS_IOS) && !defined(OS_ANDROID) && !defined(OS_MACOSX)
 
 }  // namespace base