anchor.diff:  import 'webstore_client.dart';
   
   final NumberFormat _NF = new NumberFormat.decimalPattern();
  -
  -// TODO: Make the deploy-test and deploy tasks incremental.
   
   final Directory BUILD_DIR = new Directory('build');
   final Directory DIST_DIR = new Directory('dist');
  
positive.code:       _removePackagesLinks(context, entity);
      }
    });
  }
  
  /**
   * Remove a Dartium only reference to the dart:nativewrappers library. dart2js
   * will not be able to compile code with these references.
   */
  void _removeNativeWrappersReference(
      GrinderContext context, Directory dir, String fileName) {
    File file = joinFile(dir, [fileName]);
    String contents = file.readAsStringSync();
    String modified = _replaceNativeWrappersReference(context, contents);
    if (modified == contents) {
      context.log('No reference to dart:nativewrappers found!');
    } else {
      context.log('Removing reference to dart:nativewrappers.');
      file.writeAsStringSync(modified);
    }
  }
  
  String _replaceNativeWrappersReference(GrinderContext context, String contents) {
    // Look for `import 'dart:nativewrappers' as smoke_6;`.
    String importPrefix;
  
    List<String> lines = contents.split('\n');
  
    for (String line in lines) {
      if (line.contains("import 'dart:nativewrappers' as")) {
        // Remove the trailing semi-colon.
        line = line.substring(1, line.length - 1);
  
        // Remove everything preceeding the import prefix - the ` as ` and
        // everything before it.
        importPrefix = line.substring(line.lastIndexOf(' ') + 1);
  
        break;
      }
    }
  
    // Couldn't find the import prefix...
    if (importPrefix == null) return contents;
  
    context.log('Found dart:nativewrappers prefix: ${importPrefix}.');
  
    // Remove lines that contain `importPrefix;` or `importPrefix.` and return the
    // modified content.
    return lines.map((String line) {
      if (line.contains('${importPrefix}.')) {
        // Remove any line that uses the import prefix.
        return '// ${line}';
      } else if (line.contains('${importPrefix};')) {
        // Remove the line declaring the import prefix.
        return '// ${line}';
      } else {
        return line;
      }
    }).join('\n');
  }
  
  /**
  
negative.code:   // Compile the services entry-point.
    _dart2jsCompile(context, deployWeb, 'services_entry.dart', true);
  
    // TODO(devoncarew): Is this still necessary?
    // Replace shadow DOM to include some fixes.
    copyFile(getFile('tool/shadow_dom.debug.js'),
        joinDir(deployWeb, ['packages', 'shadow_dom']));
  
    // Remove map files.
    List files = BUILD_DIR.listSync(recursive: true, followLinks: false);
  