Make ProfileImageDownloader available to non-chromeos code

chrome/browser/profiles/profile_downloader_delegate.h

+// Copyright (c) 2011 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 CHROME_BROWSER_PROFILES_PROFILE_DOWNLOADER_DELEGATE_H_
+#define CHROME_BROWSER_PROFILES_PROFILE_DOWNLOADER_DELEGATE_H_
+#pragma once
+
+#include <string>
+
+#include "base/basictypes.h"
+#include "base/string16.h"
+
+class Profile;
+class ProfileDownloader;
+
+// Reports on success or failure of Profile download. It is OK to delete the
+// |ProfileImageDownloader| instance in any of these handlers.
+class ProfileDownloaderDelegate {
+ public:
+  virtual ~ProfileDownloaderDelegate() {}
+
+  // Returns the desired side length of the profile image. If 0, returns image
+  // of the originally uploaded size.
+  virtual int GetDesiredImageSideLength() = 0;
+
+  // Returns the browser profile associated with this download request.
+  virtual Profile* GetBrowserProfile() = 0;
+
+  // Called when the download is complete. On success delegate should query
+  // the downloader for values.
+  virtual void OnDownloadComplete(ProfileDownloader* downloader,
+                                  bool success) = 0;
+};
+
+#endif  // CHROME_BROWSER_PROFILES_PROFILE_DOWNLOADER_DELEGATE_H_