uploads: fix exception with preprocessed uploads.

Fix exception when submitting an upload and an in-progress preprocessed
upload already exists. In this case we forgot to pass the upload params
when calling UploadService#delayed_start.

app/jobs/upload_service_delayed_start_job.rb

@@ -2,7 +2,7 @@ class UploadServiceDelayedStartJob < ApplicationJob
   queue_as :default
   queue_with_priority(-1)
 
-  def perform(uploader)
-    UploadService.delayed_start(uploader.id)
+  def perform(params, uploader)
+    UploadService.new(params).delayed_start(uploader.id)
   end
 end

app/logical/upload_service.rb

@@ -22,7 +22,7 @@ class UploadService
     preprocessor = Preprocessor.new(params)
 
     if preprocessor.in_progress?
-      UploadServiceDelayedStartJob.set(wait: 5.seconds).perform_later(CurrentUser.user)
+      UploadServiceDelayedStartJob.set(wait: 5.seconds).perform_later(params, CurrentUser.user)
       return preprocessor.predecessor
     end