Remove unread private transport members

internal/engine/collection_policy.go

@@ -14,11 +14,7 @@ type collectionPolicy struct {
 type collectionPolicyResolution struct {
 	policy                     collectionPolicy
 	operation                  sequenceMode
-	declarations               []sequenceDeclarationSpec
-	declarationsPresent        bool
-	identityDeclarationPresent bool
 	modeDeclarationPresent     bool
-	applicationIdentityFields  []string
 	applicationIdentityPresent bool
 	effectiveIdentityFields    []string
 }
@@ -60,9 +56,6 @@ func resolveCollectionPolicy(
 		}
 	}
 	result := collectionPolicyResolution{
-		declarations:               normalizedDeclarations,
-		declarationsPresent:        len(normalizedDeclarations) != 0,
-		applicationIdentityFields:  normalizedApplicationIdentityFields,
 		applicationIdentityPresent: len(normalizedApplicationIdentityFields) != 0,
 	}
 
@@ -73,7 +66,6 @@ func resolveCollectionPolicy(
 	var declaredModeLocation *Location
 	for _, declaration := range normalizedDeclarations {
 		if declaration.identityPresent {
-			result.identityDeclarationPresent = true
 			if declaredIdentityFields == nil {
 				declaredIdentityFields = cloneStrings(declaration.identityFields)
 				declaredIdentityLocation = collectionDeclarationLocation(declaration.identityLocation, declaration.location)