Gallery2: Fix show on map typo

Change-Id: Ie67b945f20c93972e090ebda0391f6e40a0c7b8d
Signed-off-by: Jorge Ruesga <jorge@ruesga.com>
(cherry picked from commit b260c0fb96426e9c84c412e1e4999c6a71475ad6)
VideoModule: check for videosnapshot support in onSingleTapUp

onSingleTapUp is now triggered through PreviewGestures instead of
ActivityBase, so the check in initializeVideoSnapshot() is no
longer enough to prevent triggering video snapshot on unsupported
devices.

Change-Id: I5f6e14f1125a9d47e03bb35fdc4ff358c589b73e
(cherry picked from commit 402a257422ee94d207383d3182db76eedcd5dcb1)
Disable Touch Snapshot on video