[milo] Add an (uncached) method to get console rows.

milo/frontend/middleware.go

Index: milo/frontend/middleware.go
diff --git a/milo/frontend/middleware.go b/milo/frontend/middleware.go
index b728c2296285f8e33e1cd47a5a8894d3740525a3..0e3e037c1f860e25a5c4ecf97e80d21e9de71c2d 100644
--- a/milo/frontend/middleware.go
+++ b/milo/frontend/middleware.go
@@ -42,7 +42,6 @@ var funcMap = template.FuncMap{
 	"shortHash":      shortHash,
 	"startswith":     strings.HasPrefix,
 	"sub":            sub,
-	"consoleHeader":  consoleHeader,
 	"pagedURL":       pagedURL,
 	"formatTime":     formatTime,
 	"percent":        percent,
@@ -62,54 +61,6 @@ func localTime(ifZero string, t time.Time) template.HTML {
 		t.Format(time.RFC850)))
 }
 
-func consoleHeader(brs []resp.BuilderRef) template.HTML {
-	// First, split things into nice rows and find the max depth.
-	cat := make([][]string, len(brs))
-	depth := 0
-	for i, b := range brs {
-		cat[i] = b.Category
-		if len(cat[i]) > depth {
-			depth = len(cat[i])
-		}
-	}
-
-	result := ""
-	for row := 0; row < depth; row++ {
-		result += "<tr><th></th>"
-		// "" is the first node, " " is an empty node.
-		current := ""
-		colspan := 0
-		for _, br := range cat {
-			colspan++
-			var s string
-			if row >= len(br) {
-				s = " "
-			} else {
-				s = br[row]
-			}
-			if s != current || current == " " {
-				if current != "" || current == " " {
-					result += fmt.Sprintf(`<th colspan="%d">%s</th>`, colspan, current)
-					colspan = 0
-				}
-				current = s
-			}
-		}
-		if colspan != 0 {
-			result += fmt.Sprintf(`<th colspan="%d">%s</th>`, colspan, current)
-		}
-		result += "</tr>"
-	}
-
-	// Last row: The actual builder shortnames.
-	result += "<tr><th></th>"
-	for _, br := range brs {
-		result += fmt.Sprintf("<th>%s</th>", br.ShortName)
-	}
-	result += "</tr>"
-	return template.HTML(result)
-}
-
 // humanDuration translates d into a human readable string of x units y units,
 // where x and y could be in days, hours, minutes, or seconds, whichever is the
 // largest.