Milo: Print raw json for buildbot build properties

milo/appengine/buildbot/build.go

Index: milo/appengine/buildbot/build.go
diff --git a/milo/appengine/buildbot/build.go b/milo/appengine/buildbot/build.go
index c6f7e0c977bd902aaa08dbc5e956b1119dfebc83..5709bc28729bd7848bc9ebad77f95590d82b82d7 100644
--- a/milo/appengine/buildbot/build.go
+++ b/milo/appengine/buildbot/build.go
@@ -335,18 +335,6 @@ func parseProp(prop map[string]Prop, k string, v interface{}) (string, bool) {
 		if vf, ok := v.(float64); ok {
 			return time.Unix(int64(vf), 0).UTC().Format(time.RFC3339), true
 		}
-	case "buildbucket":
-		var b map[string]interface{}
-		json.Unmarshal([]byte(v.(string)), &b)
-		if b["build"] == nil {
-			return "", false
-		}
-		build := b["build"].(map[string]interface{})
-		id := build["id"]
-		if id == nil {
-			return "", false
-		}
-		return fmt.Sprintf("https://cr-buildbucket.appspot.com/b/%s", id.(string)), true
 	case "issue":
 		if rv, ok := prop["rietveld"]; ok {
 			rietveld := rv.Value.(string)