db:sessions:clear task uses session_table_name method. Closes #10631 [Cheah Chu Yeow]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@8522 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

railties/lib/tasks/databases.rake

@@ -331,9 +331,7 @@ namespace :db do
 
     desc "Clear the sessions table"
     task :clear => :environment do
-      session_table = 'session'
-      session_table = Inflector.pluralize(session_table) if ActiveRecord::Base.pluralize_table_names
-      ActiveRecord::Base.connection.execute "DELETE FROM #{session_table}"
+      ActiveRecord::Base.connection.execute "DELETE FROM #{session_table_name}"
     end
   end
 end