Merge "Revert "Remove UNBUNDLED_BUILD_SDKS_FROM_SOURCE=true setting."" am: aabc6e2ac5

Original change: https://android-review.googlesource.com/c/platform/packages/modules/common/+/1867044

Change-Id: I1e74ecf24d05376eb6707c271d7605f699ec7800

build/build_unbundled_mainline_module.sh

@@ -118,10 +118,8 @@ function init() {
 
   # This script cannot handle compressed apexes
   declare -grx OVERRIDE_PRODUCT_COMPRESSED_APEX=false
-
-  # UNBUNDLED_BUILD_SDKS_FROM_SOURCE defaults to false, which is necessary to
-  # use prebuilt SDKs on thin branches that may not have the sources (e.g.
-  # frameworks/base).
+  # Unset to build using PreBuilt SDK.
+  declare -grx UNBUNDLED_BUILD_SDKS_FROM_SOURCE=true
 }
 
 function main() {