Add CI::Build#retried? method.

app/models/ci/build.rb

@@ -109,6 +109,11 @@ module Ci
     def retryable?
       commands.present?
     end
+
+    def retried?
+      !self.commit.latest_builds_for_ref(self.ref).include?(self)
+    end
+
     def trace_html
       html = Ci::Ansi2html::convert(trace) if trace.present?
       html || ''

app/views/projects/builds/show.html.haml

@@ -23,7 +23,7 @@
                 = build.id
-      - unless @commit.latest_builds_for_ref(@build.ref).include?(@build)
+      - if @build.retried?
         %li.active
           %a
             Build ##{@build.id}