Resize NPE in MRAID 2.0
Resize NPE in MRAID 2.0

Error path testing.
To duplicate:
Load MRAID 2.0 test ad into Interstitial View Press expand crash on resize in AdView.
Corrected:
 Check that the viewgroup has a child before using child dimensions to compute
 close button position.

appnexus/mobile-sdk-android,appnexus/mobile-sdk-android,appnexus/mobile-sdk-android,appnexus/mobile-sdk-android,appnexus/mobile-sdk-android