Add KEY_SUPPORTED_METERING_MODES and fix some typos.

bug:2737111
Change-Id: I108ae7057786921bf99385ad66dbc1f02d6a1448
2 files changed
tree: b090f27b94303923007f1cdd4b075be16cbba904
  1. camera/
  2. cmds/
  3. include/
  4. media/