Use references terminology instead of layers.

Signed-off-by: Andrew Leung <anwleung@gmail.com>

notifications/bridge.go

@@ -12,12 +12,12 @@ import (
 )
 
 type bridge struct {
-	ub             URLBuilder
-	manifestLayers bool
-	actor          ActorRecord
-	source         SourceRecord
-	request        RequestRecord
-	sink           Sink
+	ub                URLBuilder
+	includeReferences bool
+	actor             ActorRecord
+	source            SourceRecord
+	request           RequestRecord
+	sink              Sink
 }
 
 var _ Listener = &bridge{}
@@ -32,14 +32,14 @@ type URLBuilder interface {
 // using the actor and source. Any urls populated in the events created by
 // this bridge will be created using the URLBuilder.
 // TODO(stevvooe): Update this to simply take a context.Context object.
-func NewBridge(ub URLBuilder, source SourceRecord, actor ActorRecord, request RequestRecord, sink Sink, manifestLayers bool) Listener {
+func NewBridge(ub URLBuilder, source SourceRecord, actor ActorRecord, request RequestRecord, sink Sink, includeReferences bool) Listener {
 	return &bridge{
-		ub:             ub,
-		manifestLayers: manifestLayers,
-		actor:          actor,
-		source:         source,
-		request:        request,
-		sink:           sink,
+		ub:                ub,
+		includeReferences: includeReferences,
+		actor:             actor,
+		source:            source,
+		request:           request,
+		sink:              sink,
 	}
 }
 
@@ -146,8 +146,8 @@ func (b *bridge) createManifestEvent(action string, repo reference.Named, sm dis
 	event.Target.Length = desc.Size
 	event.Target.Size = desc.Size
 	event.Target.Digest = desc.Digest
-	if b.manifestLayers {
-		event.Target.Layers = append(event.Target.Layers, manifest.References()...)
+	if b.includeReferences {
+		event.Target.References = append(event.Target.References, manifest.References()...)
 	}
 
 	ref, err := reference.WithDigest(repo, event.Target.Digest)