SurfaceFlinger: Add API to get native display color primaries

Add getDisplayNativePrimaries(), used to get the coordinates of a
display's native color primaries. Only a single internal display is
supported at this time.
This API makes use of an API by the same name added in Configstore v1.2.

Bug: 123104704
Change-Id: I466f45f4a52b77d547f7b01164b93fb387a72780
13 files changed