Don't warn when the deprecated ivar proxy is instantiated.

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@4698 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

activesupport/lib/active_support/deprecation.rb

@@ -78,7 +78,6 @@ class DeprecatedInstanceVariableProxy
 
       def initialize(instance, method, var = "@#{method}")
         @instance, @method, @var = instance, method, var
-        deprecation_warning :initialize, caller
       end
 
       private

activesupport/test/deprecation_test.rb

@@ -68,9 +68,8 @@ def test_nil_behavior_is_ignored
   def test_deprecated_instance_variable_proxy
     assert_not_deprecated { @dtc.request.size }
 
-    assert_deprecated('Using @request directly is deprecated - call request instead.') do
-      assert_equal @dtc.request.size, @dtc.old_request.size
-      assert_equal @dtc.request.to_s, @dtc.old_request.to_s
-    end
+    warning = 'Using @request directly is deprecated - call request instead.'
+    assert_deprecated(warning) { assert_equal @dtc.request.size, @dtc.old_request.size }
+    assert_deprecated(warning) { assert_equal @dtc.request.to_s, @dtc.old_request.to_s }
   end
 end