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

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

Index: chrome/browser/chromeos/login/users/avatar/user_image_manager.h
diff --git a/chrome/browser/chromeos/login/users/avatar/user_image_manager.h b/chrome/browser/chromeos/login/users/avatar/user_image_manager.h
index 147ea9e00304af3e1a342ccb8b24cf3211b837ff..0a024ac547a38d3f3b1967248396ba952b77b9c3 100644
--- a/chrome/browser/chromeos/login/users/avatar/user_image_manager.h
+++ b/chrome/browser/chromeos/login/users/avatar/user_image_manager.h
@@ -53,7 +53,7 @@ class UserImageManager {
   // Saves image to file, sends LOGIN_USER_IMAGE_CHANGED notification and
   // updates Local State.
   virtual void SaveUserImage(
-      scoped_ptr<user_manager::UserImage> user_image) = 0;
+      std::unique_ptr<user_manager::UserImage> user_image) = 0;
 
   // Tries to load user image from disk; if successful, sets it for the user,
   // sends LOGIN_USER_IMAGE_CHANGED notification and updates Local State.
@@ -99,7 +99,7 @@ class UserImageManager {
   // (e.g. because the external data reference specifies an invalid URL),
   // the method is not called at all.
   virtual void OnExternalDataFetched(const std::string& policy,
-                                     scoped_ptr<std::string> data) = 0;
+                                     std::unique_ptr<std::string> data) = 0;
 
  protected:
   const std::string& user_id() const { return user_id_; }