Make Mozart view manager use the new compositor.

mojo/services/ui/views/cpp/logging.h

+// Copyright 2015 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 MOJO_SERVICES_UI_VIEWS_CPP_LOGGING_H_
+#define MOJO_SERVICES_UI_VIEWS_CPP_LOGGING_H_
+
+#include <iosfwd>
+
+#include "mojo/services/geometry/cpp/logging.h"
+#include "mojo/services/gfx/composition/cpp/logging.h"
+#include "mojo/services/ui/views/interfaces/view_associates.mojom.h"
+#include "mojo/services/ui/views/interfaces/view_manager.mojom.h"
+
+namespace mojo {
+namespace ui {
+
+std::ostream& operator<<(std::ostream& os, const mojo::ui::ViewToken& value);
+
+std::ostream& operator<<(std::ostream& os,
+                         const mojo::ui::ViewTreeToken& value);
+
+std::ostream& operator<<(std::ostream& os,
+                         const mojo::ui::BoxConstraints& value);
+std::ostream& operator<<(std::ostream& os,
+                         const mojo::ui::ViewLayoutParams& value);
+std::ostream& operator<<(std::ostream& os,
+                         const mojo::ui::ViewLayoutInfo& value);
+std::ostream& operator<<(std::ostream& os,
+                         const mojo::ui::ViewLayoutResult& value);
+
+std::ostream& operator<<(std::ostream& os,
+                         const mojo::ui::ViewAssociateInfo& value);
+
+}  // namespace ui
+}  // namespace mojo
+
+#endif  // MOJO_SERVICES_UI_VIEWS_CPP_LOGGING_H_