skia::PlatformCanvas is being deprecated. Going forward we will use gfx::Canvas wherever we need ...

ui/gfx/canvas_skia_paint_linux.h

+// Copyright (c) 2011 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_GFX_CANVAS_SKIA_PAINT_LINUX_H_
+#define UI_GFX_CANVAS_SKIA_PAINT_LINUX_H_
+#pragma once
+
+#include "base/scoped_ptr.h"
+#include "ui/gfx/canvas.h"
+
+#include <gdk/gdk.h>
+
+namespace gfx {
+
+class CanvasSkia;
+
+class CanvasSkiaPaint : public CanvasPaint {
+ public:
+  CanvasSkiaPaint(GdkEventExpose* event, bool opaque);
+  virtual ~CanvasSkiaPaint();
+
+  // Overridden from CanvasPaint:
+  virtual bool IsValid() const;
+  virtual gfx::Rect GetInvalidRect() const;
+  virtual Canvas* AsCanvas();
+
+ private:
+  bool InitCanvas();
+
+  GdkWindow* window_;
+  GdkRegion* region_;
+  scoped_ptr<CanvasSkia> canvas_;
+};
+
+}  // namespace gfx
+
+#endif  // UI_GFX_CANVAS_SKIA_PAINT_LINUX_H_