Keyguard: fix NPE setting lockscreen wallpaper

After boot the view might not be laid out and so getWidth() and
getHeight() return 0 and will cause a NullPointerException in
createBitmap().

Change-Id: Ibacf4199a69709dc34d21695732c2a5360533a23
Signed-off-by: Dirk Rettschlag <dirk.rettschlag@gmail.com>
NavTargets : Show highlight for google search

- Show highlight for google now icon
- Update launching logic to upstream
- Don't hideTargets in doFinish

Change-Id: I6027bc30b4bc98bf1dbadd9cb02e46349745bfbb