Disable AOSP prebuilt APEX for ART (reland).

Workaround for deapexer source selection issue in b/192006406.

This relands http://ag/15107825 after http://ag/15175111, which avoids
the Soong errors when neither internal nor AOSP prebuilt APEX is
present.

Test: m TARGET_PRODUCT=cf_x86_64_phone nothing
Test: m TARGET_PRODUCT=aosp_cf_x86_64_phone nothing
Test: rm vendor/unbundled_google/modules/ArtGooglePrebuilt/Android.bp
      m TARGET_PRODUCT=cf_x86_64_phone droid
      m TARGET_PRODUCT=aosp_cf_x86_64_phone droid
Test: TH run on aosp_bonito-userdebug on
  git_sc-dev-plus-aosp-without-vendor
Bug: 192006406
Bug: 192542393
Change-Id: I21f85d56aa3c97dcce972ec372a6a791d0f55380
1 file changed