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

ui/ozone/platform/dri/native_window_delegate_impl.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_DELEGATE_IMPL_H_
+#define UI_OZONE_PLATFORM_DRI_NATIVE_WINDOW_DELEGATE_IMPL_H_
+
+#include "base/memory/weak_ptr.h"
+#include "ui/gfx/native_widget_types.h"
+#include "ui/ozone/platform/dri/native_window_delegate.h"
+
+namespace gfx {
+class Rect;
+}  // namespace gfx
+
+namespace ui {
+
+class HardwareDisplayController;
+class NativeWindowManager;
+class ScreenManager;
+
+class NativeWindowDelegateImpl : public NativeWindowDelegate {
+ public:
+  NativeWindowDelegateImpl(gfx::AcceleratedWidget widget,
+                           NativeWindowManager* window_manager,
+                           ScreenManager* screen_manager);
+  virtual ~NativeWindowDelegateImpl();
+
+  // NativeWindowDelegate:
+  virtual gfx::AcceleratedWidget GetWidget() OVERRIDE;
+  virtual HardwareDisplayController* GetController() OVERRIDE;
+  virtual void OnBoundsChanged(const gfx::Rect& bounds) OVERRIDE;
+
+ private:
+  gfx::AcceleratedWidget widget_;
+
+  NativeWindowManager* window_manager_;  // Not owned.
+  ScreenManager* screen_manager_;        // Not owned.
+
+  base::WeakPtr<HardwareDisplayController> controller_;
+
+  DISALLOW_COPY_AND_ASSIGN(NativeWindowDelegateImpl);
+};
+
+}  // namespace ui
+
+#endif  // UI_OZONE_PLATFORM_DRI_NATIVE_WINDOW_DELEGATE_IMPL_H_