ozone: ClientPixmapManager passes VGEM fd from browser to renderer.

content/child/child_client_native_pixmap_manager_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_manager_ozone.h"
+
+#include "base/file_descriptor_posix.h"
+#include "base/memory/singleton.h"
+
+namespace content {
+
+struct ChildClientNativePixmapManagerTrait
+    : public DefaultSingletonTraits<ChildClientNativePixmapManager> {
+  static ChildClientNativePixmapManager* New() {
+    ChildClientNativePixmapManager* manager =
+        new ChildClientNativePixmapManager();
+    return manager;
+  }
+};
+
+// static
+ChildClientNativePixmapManager* ChildClientNativePixmapManager::GetInstance() {
+  return Singleton<ChildClientNativePixmapManager,
+                   ChildClientNativePixmapManagerTrait>::get();
+}
+
+ChildClientNativePixmapManager::ChildClientNativePixmapManager() {}
+
+ChildClientNativePixmapManager::~ChildClientNativePixmapManager() {}
+
+void ChildClientNativePixmapManager::Initialize(
+    const base::FileDescriptor& virtual_device) {
+  pixmap_manager_ = ui::ClientNativePixmapManager::Create(virtual_device);
+}
+
+std::vector<ui::ClientNativePixmapManager::Configuration>
+ChildClientNativePixmapManager::GetSupportedConfigurations() const {
+  return pixmap_manager_->GetSupportedConfigurations();
+}
+
+scoped_ptr<ui::ClientNativePixmap>
+ChildClientNativePixmapManager::ImportClientNativePixmap(
+    base::FileDescriptor handle,
+    gfx::Size size,
+    ui::NativePixmapFormat format,
+    ui::NativePixmapUsage usage) {
+  return pixmap_manager_->ImportClientNativePixmap(handle, size, format, usage);
+}
+
+}  // namespace content