Clean up potentially leaky use of base::DeletePointer.

chrome/browser/sync/profile_sync_service_typed_url_unittest.cc

Index: chrome/browser/sync/profile_sync_service_typed_url_unittest.cc
diff --git a/chrome/browser/sync/profile_sync_service_typed_url_unittest.cc b/chrome/browser/sync/profile_sync_service_typed_url_unittest.cc
index 2a7bc235886d8b3def896088bd45229d0605be03..3c5c77eddf0faf067cb19324d16237db7180350a 100644
--- a/chrome/browser/sync/profile_sync_service_typed_url_unittest.cc
+++ b/chrome/browser/sync/profile_sync_service_typed_url_unittest.cc
@@ -126,7 +126,7 @@ class HistoryServiceMock : public history::HistoryService {
         base::Bind(&HistoryServiceMock::RunTaskOnDBThread,
                    base::Unretained(this), task_raw),
         base::Bind(&base::DeletePointer<history::HistoryDBTask>,
-                   task.release()));
+                   base::Passed(&task)));
     return base::CancelableTaskTracker::kBadTaskId;  // unused
   }