More old files deletion.

ui/gfx/image/image_skia_util_ios.mm

-// Copyright 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/gfx/image/image_skia_util_ios.h"
-
-#include <UIKit/UIKit.h>
-
-#include "base/logging.h"
-#include "base/mac/scoped_cftyperef.h"
-#include "skia/ext/skia_utils_ios.h"
-#include "third_party/skia/include/core/SkBitmap.h"
-#include "ui/gfx/image/image_skia.h"
-
-namespace gfx {
-
-gfx::ImageSkia ImageSkiaFromUIImage(UIImage* image) {
-  gfx::ImageSkia image_skia;
-  float max_scale = ImageSkia::GetSupportedScales().back();
-  gfx::ImageSkiaRep image_skia_rep = ImageSkiaRepOfScaleFromUIImage(
-      image, max_scale);
-  if (!image_skia_rep.is_null())
-    image_skia.AddRepresentation(image_skia_rep);
-  return image_skia;
-}
-
-gfx::ImageSkiaRep ImageSkiaRepOfScaleFromUIImage(UIImage* image, float scale) {
-  if (!image)
-    return gfx::ImageSkiaRep();
-
-  CGSize size = image.size;
-  CGSize desired_size_for_scale =
-      CGSizeMake(size.width * scale, size.height * scale);
-  SkBitmap bitmap(gfx::CGImageToSkBitmap(image.CGImage,
-                                         desired_size_for_scale,
-                                         false));
-  return gfx::ImageSkiaRep(bitmap, scale);
-}
-
-UIImage* UIImageFromImageSkia(const gfx::ImageSkia& image_skia) {
-  return UIImageFromImageSkiaRep(
-      image_skia.GetRepresentation(ImageSkia::GetSupportedScales().back()));
-}
-
-UIImage* UIImageFromImageSkiaRep(const gfx::ImageSkiaRep& image_skia_rep) {
-  if (image_skia_rep.is_null())
-    return nil;
-
-  float scale = image_skia_rep.scale();
-  base::ScopedCFTypeRef<CGColorSpaceRef> color_space(
-      CGColorSpaceCreateDeviceRGB());
-  return gfx::SkBitmapToUIImageWithColorSpace(image_skia_rep.sk_bitmap(), scale,
-                                              color_space);
-}
-
-}  // namespace gfx