shadows/framework/src/main/java/org/robolectric/shadows/ShadowDisplayManagerGlobal.java
@Implementation(minSdk = O_MR1)
  public Point getStableDisplaySize() throws RemoteException {
    DisplayInfo defaultDisplayInfo = mDm.getDisplayInfo(Display.DEFAULT_DISPLAY);
    return new Point(defaultDisplayInfo.getNaturalWidth(), defaultDisplayInfo.getNaturalHeight());
  }
@Implementation(minSdk = O_MR1)
  public Point getStableDisplaySize() throws RemoteException {
    DisplayInfo defaultDisplayInfo = mDm.getDisplayInfo(Display.DEFAULT_DISPLAY);
    return new Point(defaultDisplayInfo.getNaturalWidth(), defaultDisplayInfo.getNaturalHeight());
  }
Returns the 'natural' dimensions of the default display.