fix NullPointerException caused by inflating XML Webview that is defined to be non-visible.
fix NullPointerException caused by inflating XML Webview that is
defined to be non-visible.

Change-Id: I3233428d1cc74e90c6431cc1796592af6a7a62d8
http://b/2794841

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base