Make View::Paint use ui::PaintRecorder to access PaintContext's canvas

ui/views/button_drag_utils.cc

 // 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.
 
 #include "ui/views/button_drag_utils.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "ui/base/dragdrop/drag_utils.h"
 #include "ui/base/dragdrop/os_exchange_data.h"
 #include "ui/base/resource/resource_bundle.h"
+#include "ui/compositor/paint_context.h"
 #include "ui/gfx/canvas.h"
 #include "ui/gfx/geometry/point.h"
 #include "ui/gfx/geometry/vector2d.h"
 #include "ui/gfx/image/image.h"
 #include "ui/resources/grit/ui_resources.h"
 #include "ui/views/controls/button/label_button.h"
 #include "ui/views/drag_utils.h"
 #include "ui/views/widget/widget.h"
 #include "url/gurl.h"
 
@@ skipping 47 matching lines @@
 
   gfx::Vector2d press_point;
   if (press_pt)
     press_point = press_pt->OffsetFromOrigin();
   else
     press_point = gfx::Vector2d(prefsize.width() / 2, prefsize.height() / 2);
 
   // Render the image.
   scoped_ptr<gfx::Canvas> canvas(
       views::GetCanvasForDragImage(widget, prefsize));
-  button.Paint(views::View::PaintContext(canvas.get()));
+  button.Paint(ui::PaintContext(canvas.get()));
   drag_utils::SetDragImageOnDataObject(*canvas, press_point, data);
 }
 
 }  // namespace button_drag_utils