Move convolver, image_operations, and skia_utils from base/gfx to skia/ext....

skia/ext/skia_utils_win.h

 // Copyright (c) 2006-2008 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 BASE_GFX_SKIA_UTILS_H__
-#define BASE_GFX_SKIA_UTILS_H__
+#ifndef SKIA_EXT_SKIA_UTILS_WIN_H_
+#define SKIA_EXT_SKIA_UTILS_WIN_H_
 
 #include "SkColor.h"
 #include "SkShader.h"
 
 struct SkIRect;
 struct SkPoint;
 struct SkRect;
 typedef unsigned long DWORD;
 typedef DWORD COLORREF;
 typedef struct tagPOINT POINT;
 typedef struct tagRECT RECT;
 
-namespace gfx {
+namespace skia {
 
 // Converts a Skia point to a Windows POINT.
 POINT SkPointToPOINT(const SkPoint& point);
 
 // Converts a Windows RECT to a Skia rect.
 SkRect RECTToSkRect(const RECT& rect);
 
 // Converts a Windows RECT to a Skia rect.
 // Both use same in-memory format. Verified by COMPILE_ASSERT() in
 // skia_utils.cc.
@@ skipping 13 matching lines @@
                                int end_point,
                                SkColor start_color,
                                SkColor end_color);
 
 // Converts COLORREFs (0BGR) to the ARGB layout Skia expects.
 SkColor COLORREFToSkColor(COLORREF color);
 
 // Converts ARGB to COLORREFs (0BGR).
 COLORREF SkColorToCOLORREF(SkColor color);
 
-}  // namespace gfx
+}  // namespace skia
 
-#endif
+#endif  // SKIA_EXT_SKIA_UTILS_WIN_H_