Switch to using the dep tool and update all the dependencies

vendor/google.golang.org/appengine/internal/api.go

@@ -32,8 +32,7 @@ import (
 )
 
 const (
-	apiPath             = "/rpc_http"
-	defaultTicketSuffix = "/default.20150612t184001.0"
+	apiPath = "/rpc_http"
 )
 
 var (
@@ -61,9 +60,6 @@ var (
 			Dial:  limitDial,
 		},
 	}
-
-	defaultTicketOnce sync.Once
-	defaultTicket     string
 )
 
 func apiURL() *url.URL {
@@ -270,24 +266,6 @@ func WithContext(parent netcontext.Context, req *http.Request) netcontext.Contex
 	return withContext(parent, c)
 }
 
-// DefaultTicket returns a ticket used for background context or dev_appserver.
-func DefaultTicket() string {
-	defaultTicketOnce.Do(func() {
-		if IsDevAppServer() {
-			defaultTicket = "testapp" + defaultTicketSuffix
-			return
-		}
-		appID := partitionlessAppID()
-		escAppID := strings.Replace(strings.Replace(appID, ":", "_", -1), ".", "_", -1)
-		majVersion := VersionID(nil)
-		if i := strings.Index(majVersion, "."); i > 0 {
-			majVersion = majVersion[:i]
-		}
-		defaultTicket = fmt.Sprintf("%s/%s.%s.%s", escAppID, ModuleName(nil), majVersion, InstanceID())
-	})
-	return defaultTicket
-}
-
 func BackgroundContext() netcontext.Context {
 	ctxs.Lock()
 	defer ctxs.Unlock()
@@ -297,7 +275,13 @@ func BackgroundContext() netcontext.Context {
 	}
 
 	// Compute background security ticket.
-	ticket := DefaultTicket()
+	appID := partitionlessAppID()
+	escAppID := strings.Replace(strings.Replace(appID, ":", "_", -1), ".", "_", -1)
+	majVersion := VersionID(nil)
+	if i := strings.Index(majVersion, "."); i > 0 {
+		majVersion = majVersion[:i]
+	}
+	ticket := fmt.Sprintf("%s/%s.%s.%s", escAppID, ModuleName(nil), majVersion, InstanceID())
 
 	ctxs.bg = &context{
 		req: &http.Request{
@@ -491,16 +475,6 @@ func Call(ctx netcontext.Context, service, method string, in, out proto.Message)
 	}
 
 	ticket := c.req.Header.Get(ticketHeader)
-	// Use a test ticket under test environment.
-	if ticket == "" {
-		if appid := ctx.Value(&appIDOverrideKey); appid != nil {
-			ticket = appid.(string) + defaultTicketSuffix
-		}
-	}
-	// Fall back to use background ticket when the request ticket is not available in Flex or dev_appserver.
-	if ticket == "" {
-		ticket = DefaultTicket()
-	}
 	req := &remotepb.Request{
 		ServiceName: &service,
 		Method:      &method,
@@ -576,9 +550,6 @@ var logLevelName = map[int64]string{
 }
 
 func logf(c *context, level int64, format string, args ...interface{}) {
-	if c == nil {
-		panic("not an App Engine context")
-	}
 	s := fmt.Sprintf(format, args...)
 	s = strings.TrimRight(s, "\n") // Remove any trailing newline characters.
 	c.addLogLine(&logpb.UserAppLogLine{