rter.charset = charset;
        encodedParam = converter.ConvertFromUnicode(param) + converter.Finish();
      } catch (ex) {
        encodedParam = param;
      }
      encodedParam = escape(encodedParam).replace(
        /[+@\/]+/g,
        encodeURIComponent
      );
    } else {
      // Default charset is UTF-8
      encodedParam = encodeURIComponent(param);
    }

    url = url.replace(/%s/g, encodedParam).replace(/%S/g, param);
    if (hasPOSTParam) {
      postData = decodedPostData
        .replace(/%s/g, encodedParam)
        .replace(/%S/g, param);
    }
    return [url, postData];
  },

  /**
   * Returns a set of parameters if a keyword is registered and the search
   * string can be bound to it.
   *
   * @param {string} keyword The typed keyword.
   * @param {string} searchString The full search string, including the keyword.
   * @returns { entry, url, postData }
   */
  async getBindableKeyword(keyword, searchString) {
    let entry = await lazy.PlacesUtils.keywords.fetch(keyword);
    if (!entry) {
      return {};
    }

    try {
      let [url, postData] = await this.parseUrlAndPostData(
        entry.url.href,
        entry.postData,
        searchString
      );
      return { entry, url, postData };
    } catch (ex) {
      return {};
    }
  },
};
PK