More old files deletion.

ui/gfx/image/image_util_ios.mm

-// 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 <UIKit/UIKit.h>
-
-#include "ui/gfx/image/image.h"
-#include "ui/gfx/image/image_util.h"
-
-#include "base/logging.h"
-
-namespace gfx {
-
-bool JPEG1xEncodedDataFromImage(const Image& image,
-                                int quality,
-                                std::vector<unsigned char>* dst) {
-  NSData* data = UIImageJPEGRepresentation(image.ToUIImage(), quality / 100.0);
-
-  if ([data length] == 0)
-    return false;
-
-  dst->resize([data length]);
-  [data getBytes:&dst->at(0) length:[data length]];
-  return true;
-}
-
-}  // end namespace gfx