Rotate an image bitmap in ImageLoader extension when loading detached.

ui/file_manager/image_loader/image_loader.js

Index: ui/file_manager/image_loader/image_loader.js
diff --git a/ui/file_manager/image_loader/image_loader.js b/ui/file_manager/image_loader/image_loader.js
index 3f26ea17243b17f50ecdffe9e70c4b9fa64ebae9..72d0f1ee4398e0d87957077df5c5487854c8aad5 100644
--- a/ui/file_manager/image_loader/image_loader.js
+++ b/ui/file_manager/image_loader/image_loader.js
@@ -71,6 +71,9 @@ function ImageLoader() {
           if (typeof request.orientation === 'number') {
             request.orientation =
                 ImageOrientation.fromDriveOrientation(request.orientation);
+          } else if (request.orientation) {
+            request.orientation =
+                ImageOrientation.fromRotationAndScale(request.orientation);
           } else {
             request.orientation = new ImageOrientation(1, 0, 0, 1);
           }
@@ -127,4 +130,4 @@ ImageLoader.getInstance = function() {
   if (!ImageLoader.instance_)
     ImageLoader.instance_ = new ImageLoader();
   return ImageLoader.instance_;
-};
+};