src/js/theme/toolbar.js
function removeButton(id) {
    buttons = $.grep(buttons, function(button) {
        return button.id != id;
    });

    updateAllButtons();
}
function removeButton(id) {
    buttons = $.grep(buttons, function(button) {
        return button.id != id;
    });

    updateAllButtons();
}
Remove a button provided its id