Use the same handle for checking and duplicating in DuplicateHandleProxy

sandbox/win/src/handle_policy.cc

Index: sandbox/win/src/handle_policy.cc
diff --git a/sandbox/win/src/handle_policy.cc b/sandbox/win/src/handle_policy.cc
index 718376ecee16317a4f1f00e07d7f23cfbb9dc3f3..680faed98e1196920f33e1c6a6dd5eab0e8662f3 100644
--- a/sandbox/win/src/handle_policy.cc
+++ b/sandbox/win/src/handle_policy.cc
@@ -81,7 +81,7 @@ DWORD HandlePolicy::DuplicateHandleProxyAction(EvalResult eval_result,
   HANDLE target_process = remote_target_process.IsValid() ?
                           remote_target_process.Get() : ::GetCurrentProcess();
   DWORD result = ERROR_SUCCESS;
-  if (!::DuplicateHandle(client_info.process, source_handle, target_process,
+  if (!::DuplicateHandle(::GetCurrentProcess(), source_handle, target_process,
                          target_handle, desired_access, FALSE,
                          options)) {
     return ::GetLastError();