Remove wrongly commited file from #2955 (#3070)

diff --git a/src/chttpd/src/chttpd_auth.erl.orig b/src/chttpd/src/chttpd_auth.erl.orig
deleted file mode 100644
index 607f09a..0000000
--- a/src/chttpd/src/chttpd_auth.erl.orig
+++ /dev/null
@@ -1,89 +0,0 @@
-% Licensed under the Apache License, Version 2.0 (the "License"); you may not
-% use this file except in compliance with the License.  You may obtain a copy of
-% the License at
-%
-%   http://www.apache.org/licenses/LICENSE-2.0
-%
-% Unless required by applicable law or agreed to in writing, software
-% distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-% WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
-% License for the specific language governing permissions and limitations under
-% the License.
-
--module(chttpd_auth).
-
--export([authenticate/2]).
--export([authorize/2]).
-
--export([default_authentication_handler/1]).
--export([cookie_authentication_handler/1]).
--export([proxy_authentication_handler/1]).
--export([party_mode_handler/1]).
-
--export([handle_session_req/1]).
-
--include_lib("couch/include/couch_db.hrl").
-
--define(SERVICE_ID, chttpd_auth).
-
-
-%% ------------------------------------------------------------------
-%% API Function Definitions
-%% ------------------------------------------------------------------
-
-authenticate(HttpReq, Default) ->
-    maybe_handle(authenticate, [HttpReq], Default).
-
-authorize(HttpReq, Default) ->
-    maybe_handle(authorize, [HttpReq], Default).
-
-
-%% ------------------------------------------------------------------
-%% Default callbacks
-%% ------------------------------------------------------------------
-
-default_authentication_handler(Req) ->
-    couch_httpd_auth:default_authentication_handler(Req, chttpd_auth_cache).
-
-cookie_authentication_handler(Req) ->
-    couch_httpd_auth:cookie_authentication_handler(Req, chttpd_auth_cache).
-
-proxy_authentication_handler(Req) ->
-    couch_httpd_auth:proxy_authentication_handler(Req).
-
-party_mode_handler(#httpd{method='POST', path_parts=[<<"_session">>]} = Req) ->
-    % See #1947 - users should always be able to attempt a login
-    Req#httpd{user_ctx=#user_ctx{}};
-party_mode_handler(Req) ->
-    RequireValidUser = config:get_boolean("chttpd", "require_valid_user", false),
-    ExceptUp = config:get_boolean("chttpd", "require_valid_user_except_for_up", true),
-    case RequireValidUser andalso not ExceptUp of
-    true ->
-        throw({unauthorized, <<"Authentication required.">>});
-    false ->
-        case config:get("admins") of
-        [] ->
-            Req#httpd{user_ctx = ?ADMIN_USER};
-        _ ->
-            Req#httpd{user_ctx=#user_ctx{}}
-        end
-    end.
-
-handle_session_req(Req) ->
-    couch_httpd_auth:handle_session_req(Req, chttpd_auth_cache).
-
-
-%% ------------------------------------------------------------------
-%% Internal Function Definitions
-%% ------------------------------------------------------------------
-
-maybe_handle(Func, Args, Default) ->
-    Handle = couch_epi:get_handle(?SERVICE_ID),
-    case couch_epi:decide(Handle, ?SERVICE_ID, Func, Args, []) of
-        no_decision when is_function(Default) ->
-            apply(Default, Args);
-        no_decision ->
-            Default;
-        {decided, Result} ->
-            Result
-    end.