title: Change the adsize in GADBannerView
body: <p>I integrated the admob.My App supports both Portrait and Landscape modes.In portrait mode,it works perfectly but landscape mode not changed the adsize.In Landscape mode,the bannerview ad contains left and right space.</p>
  
  <p>how to change the adsize?</p>
  
  <p>Kindly help me.</p>