More old files deletion.

ui/gfx/canvas_paint.h

-// Copyright (c) 2012 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_PAINT_H_
-#define UI_GFX_CANVAS_PAINT_H_
-
-#include "ui/gfx/gfx_export.h"
-#include "ui/gfx/native_widget_types.h"
-
-namespace gfx {
-
-class Canvas;
-class Rect;
-
-class CanvasPaint {
- public:
-  // Creates a canvas that paints to |view| when it is destroyed. The canvas is
-  // sized to the client area of |view|.
-  GFX_EXPORT static CanvasPaint* CreateCanvasPaint(gfx::NativeView view);
-
-  virtual ~CanvasPaint() {}
-
-  // Returns true if the canvas has an invalid rect that needs to be repainted.
-  virtual bool IsValid() const = 0;
-
-  // Returns the rectangle that is invalid.
-  virtual gfx::Rect GetInvalidRect() const = 0;
-
-  // Returns the underlying Canvas.
-  virtual Canvas* AsCanvas() = 0;
-};
-
-}  // namespace gfx
-
-#endif  // UI_GFX_CANVAS_PAINT_H_