LogDog: Support per-namespace expired archival.

appengine/logdog/coordinator/backend/util.go

Index: appengine/logdog/coordinator/backend/util.go
diff --git a/appengine/logdog/coordinator/backend/util.go b/appengine/logdog/coordinator/backend/util.go
deleted file mode 100644
index 6d0e33136b7ab1f04ea8248df8fd0c98ff7d28fd..0000000000000000000000000000000000000000
--- a/appengine/logdog/coordinator/backend/util.go
+++ /dev/null
@@ -1,47 +0,0 @@
-// Copyright 2015 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-package backend
-
-import (
-	"fmt"
-	"net/http"
-
-	log "github.com/luci/luci-go/common/logging"
-	"golang.org/x/net/context"
-)
-
-// httpError
-type httpError struct {
-	reason error
-	code   int
-}
-
-func (e *httpError) Error() string {
-	if r := e.reason; r != nil {
-		return fmt.Sprintf("%v: %q", e.reason, http.StatusText(e.code))
-	}
-	return http.StatusText(e.code)
-}
-
-func newHTTPError(reason error, code int) error {
-	return &httpError{reason, code}
-}
-
-// errorWrapper wraps an error-returning function and responds with an
-// InternalServerError if an error is returned.
-func errorWrapper(c context.Context, w http.ResponseWriter, f func() error) {
-	if err := f(); err != nil {
-		statusCode := http.StatusInternalServerError
-		if e, ok := err.(*httpError); ok {
-			statusCode = e.code
-		}
-
-		log.Fields{
-			log.ErrorKey: err,
-			"statusCode": statusCode,
-		}.Errorf(c, "Backend handler returned error.")
-		w.WriteHeader(statusCode)
-	}
-}