Milo Refactor: Remove theme support

milo/appengine/buildbot/html_data.go

Index: milo/appengine/buildbot/html_data.go
diff --git a/milo/appengine/buildbot/html_data.go b/milo/appengine/buildbot/html_data.go
index 17752be28c1fb4f5ed66cf12cf3e4ecb75b5e2ab..b68f4ffd2ea8e58c529c0398507e988299a52a7c 100644
--- a/milo/appengine/buildbot/html_data.go
+++ b/milo/appengine/buildbot/html_data.go
@@ -24,16 +24,8 @@ var testCases = []struct {
 	{"win_chromium_rel_ng", 246309},
 }
 
-// TestableBuild is a subclass of Build that interfaces with TestableHandler and
-// includes sample test data.
-type TestableBuild struct{ Build }
-
-// TestableBuilder is a subclass of Builder that interfaces with TestableHandler
-// and includes sample test data.
-type TestableBuilder struct{ Builder }
-
-// TestData returns sample test data.
-func (b Build) TestData() []settings.TestBundle {
+// BuildTestData returns sample test data for build pages.
+func BuildTestData() []settings.TestBundle {
 	c := memory.Use(context.Background())
 	c, _ = testclock.UseTime(c, testclock.TestTimeUTC)
 	bundles := []settings.TestBundle{}
@@ -54,8 +46,8 @@ func (b Build) TestData() []settings.TestBundle {
 	return bundles
 }
 
-// TestData returns sample test data.
-func (b Builder) TestData() []settings.TestBundle {
+// BiulderTestData returns sample test data for builder pages.
+func BuilderTestData() []settings.TestBundle {
 	return []settings.TestBundle{
 		{
 			Description: "Basic Test no builds",