Test: build Change-Id: Ia5a43a024203ca4b714926bcc89f7ec12523b8ad
Test: m checkbuild Change-Id: I1fd53d03722d134009f7ed663f05bd6dc5980dd1
Support vendor conditionals with no Go code. Test: TestSoongConfigModule Change-Id: I42546e7f17324921ada80f4d8e1cd399830f8dfc