Load 2x resources on demand

chrome/browser/chromeos/login/user_image_loader.cc

Index: chrome/browser/chromeos/login/user_image_loader.cc
diff --git a/chrome/browser/chromeos/login/user_image_loader.cc b/chrome/browser/chromeos/login/user_image_loader.cc
index 45f82284b05eb4b63aac1a7f0df683c8ee6176ee..3a3d19a234e259ffcd87ffefc00788e5e651c00f 100644
--- a/chrome/browser/chromeos/login/user_image_loader.cc
+++ b/chrome/browser/chromeos/login/user_image_loader.cc
@@ -15,6 +15,7 @@
 #include "skia/ext/image_operations.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "ui/gfx/codec/png_codec.h"
+#include "ui/gfx/image/image_skia.h"
 #include "ui/gfx/skbitmap_operations.h"
 
 using content::BrowserThread;
@@ -92,11 +93,12 @@ void UserImageLoader::OnImageDecoded(const ImageDecoder* decoder,
       final_image = cropped_image;
     }
   }
-
+  gfx::ImageSkia final_image_skia(final_image);
+  final_image_skia.SetReadOnly();
   target_message_loop_->PostTask(
       FROM_HERE,
       base::Bind(image_info.loaded_cb,
-                 UserImage(final_image, decoder->get_image_data())));
+                 UserImage(final_image_skia, decoder->get_image_data())));
 
   image_info_map_.erase(info_it);
 }