Changes after rebase

lib/api/api_guard.rb

@@ -39,7 +39,7 @@ module API
 
     # Helper Methods for Grape Endpoint
     module HelperMethods
-      include Gitlab::Utils::StrongMemoize
+      include Gitlab::Auth::UserAuthFinders
 
       def find_current_user!
         user = find_user_from_access_token || find_user_from_warden
@@ -50,25 +50,6 @@ module API
         user
       end
 
-      def access_token
-        strong_memoize(:access_token) do
-          find_oauth_access_token || find_personal_access_token
-        end
-      end
-
-      def validate_access_token!(scopes: [])
-        return unless access_token
-
-        case AccessTokenValidationService.new(access_token, request: request).validate(scopes: scopes)
-        when AccessTokenValidationService::INSUFFICIENT_SCOPE
-          raise InsufficientScopeError.new(scopes)
-        when AccessTokenValidationService::EXPIRED
-          raise ExpiredError
-        when AccessTokenValidationService::REVOKED
-          raise RevokedError
-        end
-      end
-
       private
 
       # An array of scopes that were registered (using `allow_access_with_scope`)

lib/gitlab/auth/user_auth_finders.rb

@@ -19,6 +19,8 @@ module Gitlab
     end
 
     module UserAuthFinders
+      include Gitlab::Utils::StrongMemoize
+
       PRIVATE_TOKEN_HEADER = 'HTTP_PRIVATE_TOKEN'.freeze
       PRIVATE_TOKEN_PARAM = :private_token
 
@@ -60,9 +62,9 @@ module Gitlab
       private
 
       def access_token
-        return @access_token if defined?(@access_token)
-
-        @access_token = find_oauth_access_token || find_personal_access_token
+        strong_memoize(:access_token) do
+          find_oauth_access_token || find_personal_access_token
+        end
       end
 
       def find_personal_access_token