temporary fix for http://github.com/collectiveidea/delayed_job/issues…

…/issue/113

rename PerformableMethod#method -> #delayed_method to avoid overriding
Object#method

lib/delayed/performable_mailer.rb

@@ -3,7 +3,7 @@
 module Delayed
   class PerformableMailer < PerformableMethod
     def perform
-      object.send(method, *args).deliver
+      object.send(delayed_method, *args).deliver
     end
   end
 end

lib/delayed/performable_method.rb

@@ -1,19 +1,19 @@
 module Delayed
-  class PerformableMethod < Struct.new(:object, :method, :args)
-    def initialize(object, method, args)
-      raise NoMethodError, "undefined method `#{method}' for #{object.inspect}" unless object.respond_to?(method, true)
+  class PerformableMethod < Struct.new(:object, :delayed_method, :args)
+    def initialize(object, delayed_method, args)
+      raise NoMethodError, "undefined method `#{delayed_method}' for #{object.inspect}" unless object.respond_to?(delayed_method, true)
 
       self.object = object
       self.args   = args
-      self.method = method.to_sym
+      self.delayed_method = delayed_method.to_sym
     end
 
     def display_name
-      "#{object.class}##{method}"
+      "#{object.class}##{delayed_method}"
     end
 
     def perform
-      object.send(method, *args) if object
+      object.send(delayed_method, *args) if object
     end
 
     def method_missing(symbol, *args)