Reland "Add AndroidBitmap_getDataSpace"

Originally reviewed in Ia46dfb39d0f2708ce873343ec74bcc52e7bccd3a
(and reverted in Ie6c9065f515442f3ea59d3930208deffb9a3bd2a)

Bug:135133301
Test: I7a5fcb726fba0c832bbb86a424d7534a7cfa35b6

This supplements AndroidBitmap_getInfo, allowing NDK clients to know how
to interpret the colors in an android.graphics.Bitmap.

Change-Id: If822af556ac5ee6d412bf31afb9d07de6dd777eb