message: Dropdown and co: simplified types
diff: }
  .SplitCol--spaced
  - .PanelHeader--android.PanelHeader--no-left
  + .PanelHeader--android.PanelHeader--no-left:not(.ModalPageHeader)
  .PanelHeader__content {
  padding-left: 0;
  }
  }
  .SplitCol--spaced
  - .PanelHeader--android.PanelHeader--no-right
  + .PanelHeader--android.PanelHeader--no-right:not(.ModalPageHeader)
  .PanelHeader__content {
  padding-right: 0;
  }
  