port personal snippets

app/models/ability.rb

@@ -73,7 +73,6 @@ class Ability
     def abilities_by_subject_class(user:, subject:)
       case subject
-      when PersonalSnippet then personal_snippet_abilities(user, subject)
       when Group then group_abilities(user, subject)
       when Namespace then namespace_abilities(user, subject)
       when GroupMember then group_member_abilities(user, subject)
@@ -87,11 +86,7 @@ class Ability
     # List of possible abilities for anonymous user
     def anonymous_abilities(subject)
-      if subject.is_a?(PersonalSnippet)
-        anonymous_personal_snippet_abilities(subject)
-      elsif subject.is_a?(ProjectSnippet)
-        anonymous_project_snippet_abilities(subject)
-      elsif subject.respond_to?(:project)
+      if subject.respond_to?(:project)
         ProjectPolicy.abilities(nil, subject.project)
       elsif subject.is_a?(Group) || subject.respond_to?(:group)
         anonymous_group_abilities(subject)
@@ -153,14 +148,6 @@ class Ability
       rules
     end
-    def anonymous_personal_snippet_abilities(snippet)
-      if snippet.public?
-        [:read_personal_snippet]
-      else
-        []
-      end
-    end
-
     def anonymous_user_abilities
       [:read_user] unless restricted_public_level?
     end
@@ -232,24 +219,6 @@ class Ability
       rules.flatten
     end
-    def personal_snippet_abilities(user, snippet)
-      rules = []
-
-      if snippet.author == user
-        rules += [
-          :read_personal_snippet,
-          :update_personal_snippet,
-          :admin_personal_snippet
-        ]
-      end
-
-      if snippet.public? || (snippet.internal? && !user.external?)
-        rules << :read_personal_snippet
-      end
-
-      rules
-    end
-
     def group_member_abilities(user, subject)
       rules = []
       target_user = subject.user