Move image_decoder.cc/.h from webkit\glue to content\child.

content/public/child/image_decoder_utils.h

+// Copyright (c) 2013 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 CONTENT_PUBLIC_UTILITY_IMAGE_DECODER_UTILS_H_
+#define CONTENT_PUBLIC_UTILITY_IMAGE_DECODER_UTILS_H_
+
+#include "base/basictypes.h"
+#include "content/common/content_export.h"
+#include "ui/gfx/size.h"
+
+class SkBitmap;
+
+namespace content {
+
+// Helper function to decode the image using the data passed in.
+// On success returns the decoded image.
+// On failure returns an empty bitmap.
+CONTENT_EXPORT SkBitmap DecodeImage(const unsigned char* data,
+                                    const gfx::Size& desired_image_size,
+                                    size_t size);
+}  // namespace content
+
+#endif  // CONTENT_PUBLIC_UTILITY_IMAGE_DECODER_UTILS_H_