Rename latest_for to latest, feedback:

https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/7333/diffs#note_18819292

app/models/ci/pipeline.rb

@@ -89,23 +89,19 @@ module Ci
       end
     end
 
-    scope :latest, -> do
+    # ref can't be HEAD or SHA, can only be branch/tag name
+    scope :latest, ->(ref = nil) do
       max_id = unscope(:select).select("max(#{quoted_table_name}.id)")
 
-      where(id: max_id.group(:ref, :sha))
-    end
-
-    # ref can't be HEAD or SHA, can only be branch/tag name
-    scope :latest_for, ->(ref) do
       if ref
         where(ref: ref)
       else
         self
-      end.latest
+      end.where(id: max_id.group(:ref, :sha))
     end
 
     def self.latest_successful_for(ref)
-      success.latest_for(ref).first
+      success.latest(ref).first
     end
 
     def self.truncate_sha(sha)

app/models/commit.rb

@@ -234,7 +234,7 @@ class Commit
 
     return @statuses[ref] if @statuses.key?(ref)
 
-    @statuses[ref] = pipelines.latest_for(ref).status
+    @statuses[ref] = pipelines.latest(ref).status
   end
 
   def revert_branch_name

app/services/ci/image_for_build_service.rb

@@ -5,7 +5,7 @@ module Ci
       sha = opts[:sha] || ref_sha(project, ref)
       pipelines = project.pipelines.where(sha: sha)
 
-      image_name = image_for_status(pipelines.latest_for(ref).status)
+      image_name = image_for_status(pipelines.latest(ref).status)
       image_path = Rails.root.join('public/ci', image_name)
 
       OpenStruct.new(path: image_path, name: image_name)