4 files changed, 7 insertions, 6 deletions
diff --git a/activesupport/CHANGELOG.md b/activesupport/CHANGELOG.md
index c0d780789a..ef96df9227 100644
--- a/activesupport/CHANGELOG.md
+++ b/activesupport/CHANGELOG.md
@@ -1,5 +1,7 @@
 ## Rails 4.0.0 (unreleased) ##
 
+*   `AS::Callbacks#run_callbacks` remove `key` argument. *Francesco Rodriguez*
+
 *   `deep_dup` works more expectedly now and duplicates also values in +Hash+ instances and elements in +Array+ instances. *Alexey Gaziev*
 
 *   Inflector no longer applies ice -> ouse to words like slice, police, ets *Wes Morgan*
diff --git a/activesupport/lib/active_support/callbacks.rb b/activesupport/lib/active_support/callbacks.rb
index cbeba3139a..3c7dbb369c 100644
--- a/activesupport/lib/active_support/callbacks.rb
+++ b/activesupport/lib/active_support/callbacks.rb
@@ -74,8 +74,7 @@ module ActiveSupport
     #     save
     #   end
     #
-    def run_callbacks(kind, key = nil, &block)
-      #TODO: deprecate key argument
+    def run_callbacks(kind, &block)
       runner_name = self.class.__define_callbacks(kind, self)
       send(runner_name, &block)
     end
diff --git a/activesupport/test/callback_inheritance_test.rb b/activesupport/test/callback_inheritance_test.rb
index e5ac9511df..6be8ea8b84 100644
--- a/activesupport/test/callback_inheritance_test.rb
+++ b/activesupport/test/callback_inheritance_test.rb
@@ -29,7 +29,7 @@ class GrandParent
   end
 
   def dispatch
-    run_callbacks(:dispatch, action_name) do
+    run_callbacks :dispatch do
       @log << action_name
     end
     self
diff --git a/activesupport/test/callbacks_test.rb b/activesupport/test/callbacks_test.rb
index 25688a9da5..b7c3b130c3 100644
--- a/activesupport/test/callbacks_test.rb
+++ b/activesupport/test/callbacks_test.rb
@@ -112,7 +112,7 @@ module CallbacksTest
     end
 
     def dispatch
-      run_callbacks :dispatch, action_name do
+      run_callbacks :dispatch do
         @logger << "Done"
       end
       self
@@ -153,7 +153,7 @@ module CallbacksTest
     end
 
     def save
-      run_callbacks :save, :action
+      run_callbacks :save
     end
   end
 
@@ -338,7 +338,7 @@ module CallbacksTest
     end
 
     def save
-      run_callbacks :save, "hyphen-ated" do
+      run_callbacks :save do
         @stuff
       end
     end