Take added or removed file into account.

app/views/projects/commits/_parallel_view.html.haml

@@ -2,19 +2,24 @@
 %div.text-file
   %table
     - side_diff_line(diff, index) do |line, type, line_code, line_new, line_old, raw_line, next_line|
-      - next if type == 'new'
       %tr.line_holder.parallel{ id: line_code, class: "#{type}" }
         - if type == "match"
           = render "projects/commits/diffs/match_line_parallel", {line: line,
           line_old: line_old, line_new: line_new, bottom: false}
         - else
           %td.old_line
+            - if diff.new_file
+              %td.line_content.parallel= " "
+            - else
               = link_to raw(line_old), "##{line_code}", id: line_code
               - if type == 'old'
                 %td.line_content{class: "parallel noteable_line old #{line_code}", "line_code" => line_code}= raw line
               - else
                 %td.line_content.parallel= raw line
           %td.new_line{data: {linenumber: line_new}}
+            - if diff.deleted_file
+              %td.line_content.parallel= " "
+            - else
               = link_to raw(line_new) , "##{line_code}", id: line_code
               - if type == 'old'
                 %td.line_content.parallel{class: "noteable_line new #{line_code}", "line_code" => line_code}= raw next_line