Make ProfileImageDownloader available to non-chromeos code

chrome/browser/image_decoder.h

Index: chrome/browser/image_decoder.h
diff --git a/chrome/browser/chromeos/login/image_decoder.h b/chrome/browser/image_decoder.h
similarity index 88%
rename from chrome/browser/chromeos/login/image_decoder.h
rename to chrome/browser/image_decoder.h
index c60f248b58de5cd5de3becc82af047129b201bc2..ec90d01d40ee34de387614ac383750dfb0c71d1c 100644
--- a/chrome/browser/chromeos/login/image_decoder.h
+++ b/chrome/browser/image_decoder.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_CHROMEOS_LOGIN_IMAGE_DECODER_H_
-#define CHROME_BROWSER_CHROMEOS_LOGIN_IMAGE_DECODER_H_
+#ifndef CHROME_BROWSER_IMAGE_DECODER_H_
+#define CHROME_BROWSER_IMAGE_DECODER_H_
 #pragma once
 
 #include <string>
@@ -13,8 +13,6 @@
 
 class SkBitmap;
 
-namespace chromeos {
-
 // Decodes an image in a sandboxed process.
 class ImageDecoder : public UtilityProcessHost::Client {
  public:
@@ -61,6 +59,4 @@ class ImageDecoder : public UtilityProcessHost::Client {
   DISALLOW_COPY_AND_ASSIGN(ImageDecoder);
 };
 
-}  // namespace chromeos
-
-#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_IMAGE_DECODER_H_
+#endif  // CHROME_BROWSER_IMAGE_DECODER_H_