code: function initLocalPolyfillPlugins(polyfills, plugins) {
      polyfills.forEach(item => {
          let pluginItem = polyfillPlugin[item.type];
          plugins.push([
              pluginItem, {polyfill: item}
          ]);
      });
  }
docs: Initialize the local polyfill plugins
  
  @inner
  @param {Array.<Object>} polyfills the polyfill list
  @param {Array} plugins the existed plugin list