anchor.diff:  /// The [DRAWConfigContext] class provides an interface to store.
   /// Load the DRAW's configuration file draw.ini.
   class DRAWConfigContext {
  -  static final Uri kDefaultAccessToken =
  -      Uri.parse(r'https://www.reddit.com/api/v1/access_token');
  -  static final Uri kDefaultAuthorizeUri =
  -      Uri.parse(r'https://reddit.com/api/v1/authorize');
  +  static final String kDefaultAccessToken =
  +      r'https://www.reddit.com/api/v1/access_token';
  +  static final String kDefaultAuthorizeUri =
  +      r'https://reddit.com/api/v1/authorize';
     static final String kDefaultOAuthUrl = r'oauth.reddit.com';
  -  static final Uri kDefaultRedditUri = Uri.parse(r'https://www.reddit.com');
  -  static final Uri kDefaultRevokeToken =
  -      Uri.parse(r'https://www.reddit.com/api/v1/revoke_token');
  -  static final Uri kDefaultShortUri = Uri.parse(r'https://redd.it');
  +  static final String kDefaultRedditUri = r'https://www.reddit.com';
  +  static final String kDefaultRevokeToken =
  +      r'https://www.reddit.com/api/v1/revoke_token';
  +  static final String kDefaultShortUri = r'https://redd.it';
   
     // Object kind mapping for used for data array as a key.
     // Provides context of value stored.
  
positive.code:   String _userAgent;
    String _username;
  
    Uri get accessToken => Uri.parse(_accessToken);
    Uri get authorizeUri => Uri.parse(_authorizeUri);
    Uri get redditUrl => Uri.parse(_redditUrl);
    Uri get redirectUri => Uri.parse(_redirectUri);
    Uri get revokeToken => Uri.parse(_revokeToken);
  
    String get clientId => _clientId;
    String get clientSecret => _clientSecret;
    String get httpProxy => _httpProxy;
    String get httpsProxy => _httpsProxy;
    String get oauthUrl => _oauthUrl;
    String get password => _password;
    String get refreshToken => _refreshToken;
    String get userAgent => _userAgent;
    String get username => _username;
  
    //Note this accessor throws if _shortURL is not set.
    Uri get shortUrl {
      if (_shortURL == kNotSet) {
        throw new DRAWClientError('No short domain specified');
      }
      return Uri.parse(_shortURL);
    }
  
    /// Creates a new [DRAWConfigContext] instance.
  
negative.code:     String userAgent,
      String username,
      String password,
      String redirectUri,
      String accessToken,
      String authorizeUri,
      String siteName = 'default',
    }) {
      // Give passed in values highest precedence for assignment.
  