[Ozone-GBM] Adding NativeWindowDelegate to IPC window changes to the GPU

ui/ozone/platform/dri/native_window_manager.h

+// 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 UI_OZONE_PLATFORM_DRI_NATIVE_WINDOW_MANAGER_H_
+#define UI_OZONE_PLATFORM_DRI_NATIVE_WINDOW_MANAGER_H_
+
+#include <map>
+
+#include "ui/gfx/native_widget_types.h"
+
+namespace ui {
+
+class NativeWindowDelegate;
+
+class NativeWindowManager {
+ public:
+  NativeWindowManager();
+  ~NativeWindowManager();
+
+  gfx::AcceleratedWidget AllocateAcceleratedWidget();
+
+  void AddNativeWindowDelegate(gfx::AcceleratedWidget widget,
+                               NativeWindowDelegate* surface);
+  void RemoveNativeWindowDelegate(gfx::AcceleratedWidget widget);
+  NativeWindowDelegate* GetNativeWindowDelegate(gfx::AcceleratedWidget widget);
+  bool HasNativeWindowDelegate(gfx::AcceleratedWidget widget);
+
+ private:
+  std::map<gfx::AcceleratedWidget, NativeWindowDelegate*> delegate_map_;
+  gfx::AcceleratedWidget allocated_widgets_;
+
+  DISALLOW_COPY_AND_ASSIGN(NativeWindowManager);
+};
+
+}  // namespace ui
+
+#endif  // UI_OZONE_PLATFORM_DRI_NATIVE_WINDOW_MANAGER_H_