[milo] Add BuildSummary and common models.

milo/appengine/frontend/buildbot_data.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 frontend
 
 import (
         "fmt"
 
         "github.com/luci/gae/impl/memory"
@@ skipping 22 matching lines @@
                         Data: templates.Args{
                                 "Build": build,
                         },
                 })
         }
         return bundles
 }
 
 // buildbotBuilderTestData returns sample test data for builder pages.
 func buildbotBuilderTestData() []common.TestBundle {
+        l := resp.NewLink("Some current build", "https://some.url/path")
         return []common.TestBundle{
                 {
                         Description: "Basic Test no builds",
                         Data: templates.Args{
                                 "Builder": &resp.Builder{
                                         Name: "Sample Builder",
                                 },
                         },
                 },
                 {
                         Description: "Basic Test with builds",
                         Data: templates.Args{
                                 "Builder": &resp.Builder{
                                         Name: "Sample Builder",
                                         MachinePool: &resp.MachinePool{
                                                 Total:        15,
                                                 Disconnected: 13,
                                                 Idle:         5,
                                                 Busy:         8,
                                         },
                                         CurrentBuilds: []*resp.BuildSummary{
-                                                {
-                                                        Link: &resp.Link{
-                                                                URL:   "https://some.url/path",
-                                                                Label: "Some current build",
-                                                        },
-                                                        Revision: "deadbeef",
-                                                },
+                                                {Link: l, Revision: "deadbeef"},
                                         },
                                         PendingBuilds: []*resp.BuildSummary{
-                                                {
-                                                        Link: &resp.Link{
-                                                                URL:   "https://some.url/path",
-                                                                Label: "Some current build",
-                                                        },
-                                                        Revision: "deadbeef",
-                                                },
+                                                {Link: l, Revision: "deadbeef"},
                                         },
                                         FinishedBuilds: []*resp.BuildSummary{
-                                                {
-                                                        Link: &resp.Link{
-                                                                URL:   "https://some.url/path",
-                                                                Label: "Some current build",
-                                                        },
-                                                        Revision: "deadbeef",
-                                                },
+                                                {Link: l, Revision: "deadbeef"},
                                         },
                                 },
                         },
                 },
         }
 }