[milo] Add BuildSummary and common models.

milo/appengine/buildbot/master.go

 // 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 buildbot
 
 import (
         "bytes"
         "compress/gzip"
         "encoding/json"
@@ skipping 122 matching lines @@
                         continue
                 }
                 ml := resp.BuilderGroup{Name: entry.Name}
                 // Sort the builder listing.
                 sb := make([]string, 0, len(master.Builders))
                 for bn := range master.Builders {
                         sb = append(sb, bn)
                 }
                 sort.Strings(sb)
                 for _, bn := range sb {
-                        ml.Builders = append(ml.Builders, resp.Link{
-                                Label: bn,
-                                // Go templates escapes this for us, and also
-                                // slashes are not allowed in builder names.
-                                URL: fmt.Sprintf("/buildbot/%s/%s", entry.Name, bn),
-                        })
+                        // Go templates escapes this for us, and also
+                        // slashes are not allowed in builder names.
+                        ml.Builders = append(ml.Builders, *resp.NewLink(
+                                bn, fmt.Sprintf("/buildbot/%s/%s", entry.Name, bn)))
                 }
                 result.BuilderGroups = append(result.BuilderGroups, ml)
         }
         return result, nil
 }