d89f9846b9
- without this, in send tab paytoedit, try_payment_identifier will get called and it will error https://github.com/spesmilo/electrum/blob/df1b9a223c77f4597a75df4e040754a58185151f/electrum/gui/qt/paytoedit.py#L153 - also, in all text fields this used to result in clearing the current text (but now it is kept instead)