profiles: RegisterProfileInit -> RegisterProfile.

MultiPart: 2/2
Change-Id: I052065990f11ff21529f34ba458a833da00c3c28
diff --git a/profiles/gce/init.go b/profiles/gce/init.go
index 50c34ca..e192b72 100644
--- a/profiles/gce/init.go
+++ b/profiles/gce/init.go
@@ -33,7 +33,7 @@
 var commonFlags *flags.Flags
 
 func init() {
-	v23.RegisterProfileInit(Init)
+	v23.RegisterProfile(Init)
 	rpc.RegisterUnknownProtocol("wsh", websocket.HybridDial, websocket.HybridListener)
 	commonFlags = flags.CreateAndRegister(flag.CommandLine, flags.Runtime, flags.Listen)
 }