} else {
            BuildDefinition buildDefinition = toBuildDefinition(includedBuildSpec, gradle);
            IncludedBuildState build = buildRegistry.addIncludedBuild(buildDefinition);
            coordinator.prepareForInclusion(build, buildDefinition.isPluginBuild());
            return build;
        }
    }

    @Override
    public void registerPluginBuild(IncludedBuildSpec includedBuildSpec) {

    public BuildInclusionCoordinator(GlobalDependencySubstitutionRegistry substitutionRegistry) {
        this.substitutionRegistry = substitutionRegistry;
    }

    public void prepareForInclusion(IncludedBuildState build, boolean asPlugin) {
        if (loadedBuilds.add(build)) {
            // Load projects (e.g. by running the settings script, etc.) only the first time the build is included by another build.