ozone: ClientPixmapManager passes VGEM fd from browser to renderer.

content/child/child_client_native_pixmap_factory_ozone.cc

+// 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.
+
+#include "content/child/child_client_native_pixmap_factory_ozone.h"
+
+#include "base/file_descriptor_posix.h"
+#include "base/memory/singleton.h"
+
+namespace content {
+
+struct ChildClientNativePixmapFactoryTrait
+    : public DefaultSingletonTraits<ChildClientNativePixmapFactory> {
+  static ChildClientNativePixmapFactory* New() {
+    ChildClientNativePixmapFactory* manager =
+        new ChildClientNativePixmapFactory();
+    return manager;
+  }
+};
+
+// static
+ChildClientNativePixmapFactory* ChildClientNativePixmapFactory::GetInstance() {
+  return Singleton<ChildClientNativePixmapFactory,
+                   ChildClientNativePixmapFactoryTrait>::get();
+}
+
+ChildClientNativePixmapFactory::ChildClientNativePixmapFactory() {}
+
+ChildClientNativePixmapFactory::~ChildClientNativePixmapFactory() {}
+
+void ChildClientNativePixmapFactory::Initialize(
+    const base::FileDescriptor& virtual_device) {
+  pixmap_factory_ = ui::ClientNativePixmapFactory::Create(virtual_device);
+}
+
+std::vector<ui::ClientNativePixmapFactory::Configuration>
+ChildClientNativePixmapFactory::GetSupportedConfigurations() const {
+  return pixmap_factory_->GetSupportedConfigurations();
+}
+
+scoped_ptr<ui::ClientNativePixmap>
+ChildClientNativePixmapFactory::ImportNativePixmap(
+    const base::FileDescriptor& handle,
+    const gfx::Size& size,
+    gfx::BufferFormat format,
+    gfx::BufferUsage usage) {
+  return pixmap_factory_->ImportNativePixmap(handle, size, format, usage);
+}
+
+}  // namespace content