Some miscellaneous fixes:

go/src/infra/gae/libs/gae/memory/globalinfo.go

Index: go/src/infra/gae/libs/gae/memory/globalinfo.go
diff --git a/go/src/infra/gae/libs/gae/memory/globalinfo.go b/go/src/infra/gae/libs/gae/memory/globalinfo.go
index 75232d406b250d1a5c4fec97898abb3bb3c92d7b..87f42f0a1717e41fb4c3cb97539727f32d0c4449 100644
--- a/go/src/infra/gae/libs/gae/memory/globalinfo.go
+++ b/go/src/infra/gae/libs/gae/memory/globalinfo.go
@@ -33,18 +33,29 @@ func useGI(c context.Context) context.Context {
 // route this value through to without making the internal APIs really complex.
 const globalAppID = "dev~app"
 
-type globalInfoData struct{ namespace string }
+type globalInfoData struct {
+	gae.BrokenFeatures
+
+	namespace string
+}
 
 type giImpl struct {
 	gae.GlobalInfo
-	data *globalInfoData
-	c    context.Context
+	*globalInfoData
+	c context.Context
 }
 
 var _ = gae.GlobalInfo((*giImpl)(nil))
 
-func (gi *giImpl) Namespace(ns string) (context.Context, error) {
-	return context.WithValue(gi.c, giContextKey, &globalInfoData{ns}), nil
+func (gi *giImpl) Namespace(ns string) (ret context.Context, err error) {
+	err = gi.RunIfNotBroken(func() error {
+		ret = context.WithValue(gi.c, giContextKey, &globalInfoData{
+			curGID(gi.c).BrokenFeatures,
+			ns,
+		})
+		return nil
+	})
+	return
 }
 
 func (gi *giImpl) AppID() string {