Convert //chrome/browser/chromeos from scoped_ptr to std::unique_ptr

chrome/browser/chromeos/login/users/avatar/user_image_manager_test_util.h

Index: chrome/browser/chromeos/login/users/avatar/user_image_manager_test_util.h
diff --git a/chrome/browser/chromeos/login/users/avatar/user_image_manager_test_util.h b/chrome/browser/chromeos/login/users/avatar/user_image_manager_test_util.h
index 53ebb625cfeb286cd9b34efae45e8c7353882e79..5d2c3d62eb0c7921e6e53e698a5b6ed5b8815bf5 100644
--- a/chrome/browser/chromeos/login/users/avatar/user_image_manager_test_util.h
+++ b/chrome/browser/chromeos/login/users/avatar/user_image_manager_test_util.h
@@ -5,10 +5,11 @@
 #ifndef CHROME_BROWSER_CHROMEOS_LOGIN_USERS_AVATAR_USER_IMAGE_MANAGER_TEST_UTIL_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_USERS_AVATAR_USER_IMAGE_MANAGER_TEST_UTIL_H_
 
+#include <memory>
+
 #include "base/compiler_specific.h"
 #include "base/files/file_path.h"
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/run_loop.h"
 #include "chrome/browser/image_decoder.h"
 
@@ -36,7 +37,7 @@ class ImageLoader : public ImageDecoder::ImageRequest {
   explicit ImageLoader(const base::FilePath& path);
   ~ImageLoader() override;
 
-  scoped_ptr<gfx::ImageSkia> Load();
+  std::unique_ptr<gfx::ImageSkia> Load();
 
   // ImageDecoder::ImageRequest:
   void OnImageDecoded(const SkBitmap& decoded_image) override;
@@ -46,7 +47,7 @@ class ImageLoader : public ImageDecoder::ImageRequest {
   base::FilePath path_;
   base::RunLoop run_loop_;
 
-  scoped_ptr<gfx::ImageSkia> decoded_image_;
+  std::unique_ptr<gfx::ImageSkia> decoded_image_;
 
   DISALLOW_COPY_AND_ASSIGN(ImageLoader);
 };