Add member ownership_passes_to_ipc_ to SharedMemoryHandle on windows.

base/memory/shared_memory_unittest.cc

Index: base/memory/shared_memory_unittest.cc
diff --git a/base/memory/shared_memory_unittest.cc b/base/memory/shared_memory_unittest.cc
index 226c5a7928156b0868037685fe36fefed5ddae59..152b69bbd84fda2ba9f83fc486a90095ff24ef4f 100644
--- a/base/memory/shared_memory_unittest.cc
+++ b/base/memory/shared_memory_unittest.cc
@@ -411,6 +411,9 @@ TEST(SharedMemoryTest, ShareToSelf) {
 
   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()));
@@ -420,6 +423,9 @@ TEST(SharedMemoryTest, ShareToSelf) {
 
   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()));