Added HTTP endpoints for Correctness counts

golden/go/types/types.go

 package types
 
 // Label for classifying digests.
 type Label int
 
 const (
         // Primary key field that uniquely identifies a key.
         PRIMARY_KEY_FIELD = "name"
+)
 
+// Note: Some code in analysis depends on the order of this enum and
+// also on UNTRIAGED being 0.
+const (
         // Classifications for observed digests.
-        UNTRIAGED Label = iota
+        UNTRIAGED Label = iota // == 0
         POSITIVE
         NEGATIVE
 )
 
 // Stores the digests and their associated labels.
 // Note: The name of the test is assumed to be handled by the client of this
 // type. Most likely in the keys of a map.
 type TestClassification map[string]Label
 
 func (tc TestClassification) DeepCopy() TestClassification {
         result := make(map[string]Label, len(tc))
         for k, v := range tc {
                 result[k] = v
         }
         return result
 }