[milo] {buildbucket,buildbot,swarming,logdog} -> backends/*.

milo/appengine/logdog/logDogStream.go

Index: milo/appengine/logdog/logDogStream.go
diff --git a/milo/appengine/logdog/logDogStream.go b/milo/appengine/logdog/logDogStream.go
deleted file mode 100644
index 270d0fca8cd1d4640796b3ef5eae0523324f972e..0000000000000000000000000000000000000000
--- a/milo/appengine/logdog/logDogStream.go
+++ /dev/null
@@ -1,43 +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 logdog
-
-import (
-	miloProto "github.com/luci/luci-go/common/proto/milo"
-)
-
-// Streams represents a group of LogDog Streams with a single entry point.
-// Generally all of the streams are referenced by the entry point.
-type Streams struct {
-	// MainStream is a pointer to the primary stream for this group of streams.
-	MainStream *Stream
-	// Streams is the full map streamName->stream referenced by MainStream.
-	// It includes MainStream.
-	Streams map[string]*Stream
-}
-
-// Stream represents a single LogDog style stream, which can contain either
-// annotations (assumed to be MiloProtos) or text.  Other types of annotations are
-// not supported.
-type Stream struct {
-	// Server is the LogDog server this stream originated from.
-	Server string
-	// Prefix is the LogDog prefix for the Stream.
-	Prefix string
-	// Path is the final part of the LogDog path of the Stream.
-	Path string
-	// IsDatagram is true if this is a MiloProto. False implies that this is a text log.
-	IsDatagram bool
-	// Data is the miloProto.Step of the Stream, if IsDatagram is true.  Otherwise
-	// this is nil.
-	Data *miloProto.Step
-	// Text is the text of the Stream, if IsDatagram is false.  Otherwise
-	// this is an empty string.
-	Text string
-
-	// Closed specifies whether Text or Data may change in the future.
-	// If Closed, they may not.
-	Closed bool
-}