Use base::RefCountedBytes in user_manager::UserImage

chrome/browser/ui/webui/chromeos/image_source.cc

Index: chrome/browser/ui/webui/chromeos/image_source.cc
diff --git a/chrome/browser/ui/webui/chromeos/image_source.cc b/chrome/browser/ui/webui/chromeos/image_source.cc
index e6af8a9c55003a844928e0f17953ce6a91c9f0a4..621461b7f0874c6b62dbcaf5ae1ae16cc51df3be 100644
--- a/chrome/browser/ui/webui/chromeos/image_source.cc
+++ b/chrome/browser/ui/webui/chromeos/image_source.cc
@@ -38,11 +38,10 @@ void ImageLoaded(
     std::unique_ptr<user_manager::UserImage> user_image) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 
-  // TODO(crbug.com/593251): Remove the data copy.
   if (user_image->has_image_bytes())
-    got_data_callback.Run(new base::RefCountedBytes(user_image->image_bytes()));
+    got_data_callback.Run(user_image->image_bytes());
   else
-    got_data_callback.Run(NULL);
+    got_data_callback.Run(nullptr);
 }
 
 }  // namespace
@@ -67,7 +66,7 @@ void ImageSource::StartDataRequest(
     const content::ResourceRequestInfo::WebContentsGetter& wc_getter,
     const content::URLDataSource::GotDataCallback& got_data_callback) {
   if (!IsWhitelisted(path)) {
-    got_data_callback.Run(NULL);
+    got_data_callback.Run(nullptr);
     return;
   }