base::ListValue::Append cleanup: pass unique_ptr instead of the released pointer.

remoting/protocol/protocol_mock_objects.cc

Index: remoting/protocol/protocol_mock_objects.cc
diff --git a/remoting/protocol/protocol_mock_objects.cc b/remoting/protocol/protocol_mock_objects.cc
index 69b1b5c3e20917a564301f1d6fe907d0bc345f50..3450cf919b419615074183526c7439c0bfd29683 100644
--- a/remoting/protocol/protocol_mock_objects.cc
+++ b/remoting/protocol/protocol_mock_objects.cc
@@ -59,7 +59,7 @@ std::unique_ptr<base::ListValue> MockPairingRegistryDelegate::LoadAll() {
   std::unique_ptr<base::ListValue> result(new base::ListValue());
   for (Pairings::const_iterator i = pairings_.begin(); i != pairings_.end();
        ++i) {
-    result->Append(i->second.ToValue().release());
+    result->Append(i->second.ToValue());
   }
   return result;
 }