Transition --defer_param_files into host options.
RELNOTES: None.
@@ -915,6 +915,7 @@ public class BuildConfiguration implements BuildConfigurationApi {
host.enforceConstraints = enforceConstraints;
host.separateGenfilesDirectory = separateGenfilesDirectory;
host.cpu = hostCpu;
+ host.deferParamFiles = deferParamFiles;
// === Runfiles ===
host.buildRunfilesManifests = buildRunfilesManifests;
