diff --git a/xds/internal/clients/xdsclient/resource_type.go b/xds/internal/clients/xdsclient/resource_type.go
index caad6b08c..ae8e21dfe 100644
--- a/xds/internal/clients/xdsclient/resource_type.go
+++ b/xds/internal/clients/xdsclient/resource_type.go
@@ -68,13 +68,6 @@ type AnyProto struct {
 	Value   []byte
 }
 
-// GetValue returns the serialized proto data for the resource.
-// This is a placeholder that will panic if called. It is intended to
-// be implemented later to access the underlying protobuf message.
-func (a AnyProto) GetValue() []byte {
-	panic("unimplemented")
-}
-
 // DecodeOptions wraps the options required by ResourceType implementations for
 // decoding configuration received from the xDS management server.
 type DecodeOptions struct {