anchor.diff:        return '';
       case Artifact.skyEnginePath:
         return 'sky_engine';
  -    case Artifact.flutterMacOSPodspec:
  -      return 'FlutterMacOS.podspec';
       case Artifact.fuchsiaKernelCompiler:
         return 'kernel_compiler.snapshot';
       case Artifact.fuchsiaFlutterRunner:
  
positive.code:       case Artifact.constFinder:
        case Artifact.flutterFramework:
        case Artifact.flutterMacOSFramework:
        case Artifact.flutterMacOSPodspec:
        case Artifact.flutterPatchedSdkPath:
        case Artifact.flutterTester:
        case Artifact.flutterXcframework:
  
negative.code:       case Artifact.flutterMacOSFramework:
        case Artifact.linuxDesktopPath:
        case Artifact.windowsDesktopPath:
        case Artifact.linuxHeaders:
          // TODO(zanderso): remove once debug desktop artifacts are uploaded
          // under a separate directory from the host artifacts.
  