Remove nil ApiCapability user branch

app/abilities/api_capability.rb

@@ -5,7 +5,7 @@ class ApiCapability
 
   def initialize(token)
     if Settings.status != "database_offline"
-      user = (User.find(token.resource_owner_id) if token.respond_to?(:resource_owner_id))
+      user = User.find(token.resource_owner_id)
 
       if user&.active?
         can [:create, :comment, :close, :reopen], Note if scope?(token, :write_notes)

test/abilities/api_capability_test.rb

@@ -88,12 +88,6 @@ end
 
 class UserApiCapabilityTest < ActiveSupport::TestCase
   test "user preferences" do
-    # a user with no tokens
-    capability = ApiCapability.new nil
-    [:index, :show, :update_all, :update, :destroy].each do |act|
-      assert capability.cannot? act, UserPreference
-    end
-
     # A user with empty tokens
     token = create(:oauth_access_token)
     capability = ApiCapability.new token