code: public static Request newMyFriendsRequest(Session session, final GraphUserListCallback callback) {
          Callback wrapper = new Callback() {
              @Override
              public void onCompleted(Response response) {
                  if (callback != null) {
                      callback.onCompleted(typedListFromResponse(response, GraphUser.class), response);
                  }
              }
          };
          return new Request(session, MY_FRIENDS, null, null, wrapper);
      }
docs: Creates a new Request configured to retrieve a user's friend list.
  
  @param session
  the Session to use, or null; if non-null, the session must be in an opened state
  @param callback
  a callback that will be called when the request is completed to handle success or error conditions
  @return a Request that is ready to execute