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

milo/appengine/rpc/buildinfo.go

 // Copyright 2017 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 rpc
 
 import (
         "github.com/luci/luci-go/grpc/grpcutil"
         "github.com/luci/luci-go/luci_config/common/cfgtypes"
         milo "github.com/luci/luci-go/milo/api/proto"
-        "github.com/luci/luci-go/milo/appengine/buildbot"
-        "github.com/luci/luci-go/milo/appengine/swarming"
+        "github.com/luci/luci-go/milo/appengine/job_source/buildbot"
+        "github.com/luci/luci-go/milo/appengine/job_source/swarming"
 
         "google.golang.org/grpc/codes"
 
         "golang.org/x/net/context"
 )
 
 // BuildInfoService is a BuildInfoServer implementation.
 type BuildInfoService struct {
         // BuildBot is the BuildInfoProvider for the BuildBot service.
         BuildBot buildbot.BuildInfoProvider
@@ skipping 24 matching lines @@
                 resp, err := svc.Swarming.GetBuildInfo(c, req.GetSwarming(), projectHint)
                 if err != nil {
                         return nil, err
                 }
                 return resp, nil
 
         default:
                 return nil, grpcutil.Errf(codes.InvalidArgument, "must supply a build")
         }
 }