SnapdragonCamera: Fix Can't edit UbiFocus mode picture when screen locked.

When enter the RefocusActivity, the keyguard will cover this activity.

Add flags if it's SecureCamera and UbiFocus mode when enter
RefocusActivity, the keyguard will dismiss. RefocusActivity will
display normally.

Add display the thumbnail when click shutter button under SecureCamera and
 UbiFocus mode also it is Refocus.

Add display the thumbnail when when back from RefocusActivity under
 SecureCamera and UbiFocus mode also it is Refocus.

Change-Id: I158d77b6c9132162a5414987dc4f5d61cc4ef31d
CRs-Fixed: 1108273
3 files changed