Interface update, per-method Contexts.

service/info/wrapper.go

Index: service/info/wrapper.go
diff --git a/service/info/wrapper.go b/service/info/wrapper.go
deleted file mode 100644
index 76f84af2f7e592dc19bc947994af05b6c420ab22..0000000000000000000000000000000000000000
--- a/service/info/wrapper.go
+++ /dev/null
@@ -1,30 +0,0 @@
-// Copyright 2016 The LUCI Authors. All rights reserved.
-// Use of this source code is governed under the Apache License, Version 2.0
-// that can be found in the LICENSE file.
-
-package info
-
-import (
-	"strings"
-
-	"golang.org/x/net/context"
-)
-
-type infoImpl struct {
-	RawInterface
-}
-
-var _ Interface = infoImpl{}
-
-func (i infoImpl) MustNamespace(namespace string) context.Context {
-	ret, err := i.Namespace(namespace)
-	if err != nil {
-		panic(err)
-	}
-	return ret
-}
-
-func (i infoImpl) TrimmedAppID() string {
-	toks := strings.Split(i.AppID(), ":")
-	return toks[len(toks)-1]
-}