Refactor current GAE abstraction library to be free of the SDK*

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/wrapper/memory/globalinfo.go b/go/src/infra/gae/libs/gae/memory/globalinfo.go
similarity index 51%
rename from go/src/infra/gae/libs/wrapper/memory/globalinfo.go
rename to go/src/infra/gae/libs/gae/memory/globalinfo.go
index 397e9def6820e15582ff895a313e3b2004469e06..13199ff6ac22beb762f6e98c8f99a65c46bdde1a 100644
--- a/go/src/infra/gae/libs/wrapper/memory/globalinfo.go
+++ b/go/src/infra/gae/libs/gae/memory/globalinfo.go
@@ -5,9 +5,9 @@
 package memory
 
 import (
-	"infra/gae/libs/wrapper"
-
 	"golang.org/x/net/context"
+
+	"infra/gae/libs/gae"
 )
 
 type giContextKeyType int
@@ -18,24 +18,34 @@ func curGID(c context.Context) *globalInfoData {
 	return c.Value(giContextKey).(*globalInfoData)
 }
 
-// useGI adds a wrapper.GlobalInfo context, accessible
-// by wrapper.GetGI(c)
+// useGI adds a gae.GlobalInfo context, accessible
+// by gae.GetGI(c)
 func useGI(c context.Context) context.Context {
-	return wrapper.SetGIFactory(c, func(ic context.Context) wrapper.GlobalInfo {
-		return &giImpl{wrapper.DummyGI(), curGID(ic), ic}
+	return gae.SetGIFactory(c, func(ic context.Context) gae.GlobalInfo {
+		return &giImpl{gae.DummyGI(), curGID(ic), ic}
 	})
 }
 
+// globalAppID is the 'AppID' of everythin returned from this memory
+// implementation (DSKeys, GlobalInfo, etc.). There's no way to modify this
+// value through the API, and there are a couple bits of code where it's hard to
+// route this value through to without making the internal APIs really complex.
+const globalAppID = "dev~app"
+
 type globalInfoData struct{ namespace string }
 
 type giImpl struct {
-	wrapper.GlobalInfo
+	gae.GlobalInfo
 	data *globalInfoData
 	c    context.Context
 }
 
-var _ = wrapper.GlobalInfo((*giImpl)(nil))
+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) AppID() string {
+	return globalAppID
+}