Remove the option to use shift to start selection mode.
Remove the option to use shift to start selection mode.

Bug:3329956

Also ensure that keys dispatched while the WebTextView
is attached get sent to the WebTextView.

Change-Id: Icd9125a85929089a6f376b71c1cb40e885264168

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