ozone: ClientPixmapManager passes VGEM fd from browser to renderer.

content/child/child_native_pixmap_manager_ozone.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 CONTENT_CHILD_CHILD_NATIVE_PIXMAP_MANAGER_OZONE_H_
+#define CONTENT_CHILD_CHILD_NATIVE_PIXMAP_MANAGER_OZONE_H_
+
+#include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
+#include "content/child/thread_safe_sender.h"
+#include "ui/ozone/public/native_pixmap_manager.h"
+
+namespace content {
+
+class ChildNativePixmapManager : public ui::NativePixmapManager {
+ public:
+  static void CreateSingleton(ThreadSafeSender* sender);
+  ~ChildNativePixmapManager() override;
+
+  // ui::NativePixmapManager:
+  void Initialize(const base::FileDescriptor& device_fd) override;
+  std::vector<Configuration> GetSupportedNativePixmapConfigurations()
+      const override;
+
+ private:
+  ChildNativePixmapManager();
+
+  scoped_ptr<ui::NativePixmapManager> pixmap_manager_;
+
+  DISALLOW_COPY_AND_ASSIGN(ChildNativePixmapManager);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_CHILD_CHILD_NATIVE_PIXMAP_MANAGER_OZONE_H_