Introducing SurfaceReferenceFactory

cc/surfaces/direct_surface_embedding.h

Index: cc/surfaces/direct_surface_embedding.h
diff --git a/cc/surfaces/direct_surface_embedding.h b/cc/surfaces/direct_surface_embedding.h
new file mode 100644
index 0000000000000000000000000000000000000000..8b2b69fa31dde02934fbd3bd43ef10a2da081c7a
--- /dev/null
+++ b/cc/surfaces/direct_surface_embedding.h
@@ -0,0 +1,30 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CC_SURFACES_DIRECT_SURFACE_EMBEDDING_H_
+#define CC_SURFACES_DIRECT_SURFACE_EMBEDDING_H_
+
+#include "cc/surfaces/surface_embedding.h"
+#include "cc/surfaces/surface_manager.h"
+
+namespace cc {
+
+class CC_SURFACES_EXPORT DirectSurfaceEmbedding final
+    : public NON_EXPORTED_BASE(SurfaceEmbeddingUsingSequence) {
+ public:
+  DirectSurfaceEmbedding(SurfaceManager* manager) : manager_(manager) {}
+
+ protected:
+  ~DirectSurfaceEmbedding() override = default;
+
+ private:
+  void SatisfySequence(const SurfaceSequence&) const override;
+  void RequireSequence(const SurfaceId&, const SurfaceSequence&) const override;
+
+  SurfaceManager* manager_ = nullptr;
+};
+
+}  // namespace cc
+
+#endif  // CC_SURFACES_DIRECT_SURFACE_EMBEDDING_H_