Add notifications handling to LensPicker.

If the intent to the LensPicker has an extra specifying a system command
of "show_notifications", then the LensPicker will drop the notifications
shade.

Test: manually tested
Change-Id: I1ae8daf65263eb7172ea8551d7b5bbe22ded1247
3 files changed
tree: fbe5b96ac4c2fe5385c12991f46fb8b6fdfa8c3a
  1. res/
  2. src/
  3. Android.mk
  4. AndroidManifest.xml