message: remove unneeded params (as we're going to change their meaning)
diff: @@ -164,15 +164,13 @@ const LoggedInView = React.createClass({
  };
  const collapseConfig = {
  toggleSize: 260 - 50,
  - onCollapsed: (collapsed, item) => {
  - if (item.classList.contains("mx_LeftPanel_container")) {
  + onCollapsed: (collapsed) => {
  this.setState({collapseLhs: collapsed});
  if (collapsed) {
  window.localStorage.setItem("mx_lhs_size", '0');
  }
  - }
  },
  - onResized: (size, item) => {
  + onResized: (size) => {
  window.localStorage.setItem("mx_lhs_size", '' + size);
  },
  };
  