Fix backend merge mistakes

[ci skip]

app/controllers/projects/merge_requests_controller.rb

@@ -303,7 +303,7 @@ class Projects::MergeRequestsController < Projects::ApplicationController
     # Build a note object for comment form
     @note = @project.notes.new(noteable: @merge_request)
     @notes = @merge_request.mr_and_commit_notes.inc_author.fresh
-    @discussions = Note.discussions_from_notes(@notes)
+    @discussions = @notes.discussions
     @noteable = @merge_request
     # Get commits from repository

app/models/note.rb

@@ -193,7 +193,7 @@ class Note < ActiveRecord::Base
   end
   def award_emoji_supported?
-    noteable.is_a?(Awardable) && !for_diff_line?
+    noteable.is_a?(Awardable) && !line_code.present?
   end
   def contains_emoji_only?

app/views/projects/notes/_note.html.haml

@@ -38,8 +38,6 @@
             = markdown(note.note, pipeline: :note, cache_key: [note, "note"])
         - if note_editable
           = render 'projects/notes/edit_form', note: note
-        .note-awards
-          = render 'emoji_awards/awards_block', awardable: note, inline: false
       = edited_time_ago_with_tooltip(note, placement: 'bottom', html_class: 'note_edited_ago', include_author: true)
       - if note.attachment.url