Enable prebuilt SDK.

Also add support for MODULES_BUILD_FROM_SOURCE for consistency with
module prebuilts.

Test: TH
Bug: 188427719
Merged-In: I6ea9b8c5a4e9b0a831015d5f59a5a129f436b977
Change-Id: Ie8f088ed078e88aab77b963cf34d7975ffff913d
1 file changed
tree: 9a3744d079dfb443cfc970bd82c2104533711f54
  1. .prebuilt_info/
  2. 1/
  3. current/
  4. OWNERS