Convert wilhelm to Android.bp

See build/soong/README.md for more information.

Test: builds
Change-Id: Id9f6a3d8e8885f678de586af2410ba904f755683
Merged-In: Id9f6a3d8e8885f678de586af2410ba904f755683
(cherry picked from commit 2717c87e65eef64128b3d4d838c996d2b3b89294)
19 files changed