Default theme can be either dark or light, depending on the app theme
in the manifest. When processing extras, the default was always
assumed to be dark.
Change-Id: I4598ad25ffa69b63fa91cab8b07931ba37ba7676
Adds programmatic support for holo light theme, activated by setting
EXTRA_THEME to "holo_light". Light-themed graphics are still pending.
Bug: 10407819
Change-Id: I81b6bf3fdf7ca3ee72b0f921b8adf6d858415887