Refactor FileTransfer initializer

Extract local and remote attributes to its own method

ee/lib/gitlab/geo/replication/file_transfer.rb

@@ -10,21 +10,9 @@ module Gitlab
       class FileTransfer < BaseTransfer
         def initialize(file_type, upload)
           if upload.local?
-            super(
-              file_type: file_type,
-              file_id: upload.id,
-              filename: upload.absolute_path,
-              uploader: upload.build_uploader,
-              expected_checksum: upload.checksum,
-              request_data: build_request_data(file_type, upload)
-            )
+            super(local_file_attributes(file_type, upload))
           else
-            super(
-              file_type: file_type,
-              file_id: upload.id,
-              uploader: upload.build_uploader,
-              request_data: build_request_data(file_type, upload)
-            )
+            super(remote_file_attributes(file_type, upload))
           end
 
         rescue ObjectStorage::RemoteStoreError
@@ -33,6 +21,26 @@ module Gitlab
 
         private
 
+        def local_file_attributes(file_type, upload)
+          {
+            file_type: file_type,
+            file_id: upload.id,
+            filename: upload.absolute_path,
+            uploader: upload.build_uploader,
+            expected_checksum: upload.checksum,
+            request_data: build_request_data(file_type, upload)
+          }
+        end
+
+        def remote_file_attributes(file_type, upload)
+          {
+            file_type: file_type,
+            file_id: upload.id,
+            uploader: upload.build_uploader,
+            request_data: build_request_data(file_type, upload)
+          }
+        end
+
         def build_request_data(file_type, upload)
           {
             id: upload.model_id,