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-rw-r--r--activerecord/lib/active_record/attribute_methods/dirty.rb2
-rwxr-xr-xactiverecord/lib/active_record/base.rb1
-rw-r--r--activerecord/lib/active_record/validations.rb2
3 files changed, 0 insertions, 5 deletions
diff --git a/activerecord/lib/active_record/attribute_methods/dirty.rb b/activerecord/lib/active_record/attribute_methods/dirty.rb
index 4df0f1af69..4a3ab9ea82 100644
--- a/activerecord/lib/active_record/attribute_methods/dirty.rb
+++ b/activerecord/lib/active_record/attribute_methods/dirty.rb
@@ -1,5 +1,3 @@
-require 'active_support/core_ext/object/tap'
-
module ActiveRecord
module AttributeMethods
module Dirty
diff --git a/activerecord/lib/active_record/base.rb b/activerecord/lib/active_record/base.rb
index 4e6090458a..056f29f029 100755
--- a/activerecord/lib/active_record/base.rb
+++ b/activerecord/lib/active_record/base.rb
@@ -12,7 +12,6 @@ require 'active_support/core_ext/hash/deep_merge'
require 'active_support/core_ext/hash/indifferent_access'
require 'active_support/core_ext/hash/slice'
require 'active_support/core_ext/string/behavior'
-require 'active_support/core_ext/symbol'
require 'active_support/core_ext/object/metaclass'
module ActiveRecord #:nodoc:
diff --git a/activerecord/lib/active_record/validations.rb b/activerecord/lib/active_record/validations.rb
index 0365cb592f..e8a2a72735 100644
--- a/activerecord/lib/active_record/validations.rb
+++ b/activerecord/lib/active_record/validations.rb
@@ -1,5 +1,3 @@
-require 'active_support/core_ext/integer/even_odd'
-
module ActiveRecord
# Raised by <tt>save!</tt> and <tt>create!</tt> when the record is invalid. Use the
# +record+ method to retrieve the record which did not validate.