Call to equals() comparing different types

I have found this bug with the FindBugs tool

Change-Id: I99c5baf1565e51fd895778bd06757d42e959ba5d
Signed-off-by: László Dávid <laszlo.david@gmail.com>
Fix for NullPointerException in HTML5VideoViewProxy

There is a missing null check of mHTML5VideoView.

Change-Id: Ic49ad02703717c3b76da4371e80abfdebff90873