Remove unused require

These files are not using `strip_heredoc`.

Closes #27976

8 files changed, 0 insertions, 11 deletions

diff --git a/actionpack/lib/action_controller/metal/implicit_render.rb b/actionpack/lib/action_controller/metal/implicit_render.rb
index 8615c16c6f..dde924e682 100644
--- a/actionpack/lib/action_controller/metal/implicit_render.rb
+++ b/actionpack/lib/action_controller/metal/implicit_render.rb
@@ -1,5 +1,3 @@
-require "active_support/core_ext/string/strip"
-
 module ActionController
   # Handles implicit rendering for a controller action that does not
   # explicitly respond with +render+, +respond_to+, +redirect+, or +head+.
diff --git a/actionpack/lib/action_dispatch/testing/integration.rb b/actionpack/lib/action_dispatch/testing/integration.rb
index 15f816a0ae..5fa0b727ab 100644
--- a/actionpack/lib/action_dispatch/testing/integration.rb
+++ b/actionpack/lib/action_dispatch/testing/integration.rb
@@ -2,7 +2,6 @@ require "stringio"
 require "uri"
 require "active_support/core_ext/kernel/singleton_class"
 require "active_support/core_ext/object/try"
-require "active_support/core_ext/string/strip"
 require "rack/test"
 require "minitest"
 
diff --git a/activemodel/lib/active_model/validations/length.rb b/activemodel/lib/active_model/validations/length.rb
index de1524829e..739f8190cc 100644
--- a/activemodel/lib/active_model/validations/length.rb
+++ b/activemodel/lib/active_model/validations/length.rb
@@ -1,5 +1,3 @@
-require "active_support/core_ext/string/strip"
-
 module ActiveModel
   module Validations
     class LengthValidator < EachValidator # :nodoc:
diff --git a/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb b/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb
index df1231ad47..321d039ed4 100644
--- a/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb
+++ b/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb
@@ -1,5 +1,3 @@
-require "active_support/core_ext/string/strip"
-
 module ActiveRecord
   module AttributeMethods
     module TimeZoneConversion
diff --git a/activerecord/test/cases/helper.rb b/activerecord/test/cases/helper.rb
index 1ddcbf0e4f..5a3b8e3fb5 100644
--- a/activerecord/test/cases/helper.rb
+++ b/activerecord/test/cases/helper.rb
@@ -6,7 +6,6 @@ require "active_record"
 require "cases/test_case"
 require "active_support/dependencies"
 require "active_support/logger"
-require "active_support/core_ext/string/strip"
 
 require "support/config"
 require "support/connection"
diff --git a/activesupport/lib/active_support/cache.rb b/activesupport/lib/active_support/cache.rb
index 4ff47c261d..4d8c2046e8 100644
--- a/activesupport/lib/active_support/cache.rb
+++ b/activesupport/lib/active_support/cache.rb
@@ -6,7 +6,6 @@ require "active_support/core_ext/numeric/bytes"
 require "active_support/core_ext/numeric/time"
 require "active_support/core_ext/object/to_param"
 require "active_support/core_ext/string/inflections"
-require "active_support/core_ext/string/strip"
 
 module ActiveSupport
   # See ActiveSupport::Cache::Store for documentation.
diff --git a/railties/test/application/rake/dbs_test.rb b/railties/test/application/rake/dbs_test.rb
index 8bbae64d5e..c63f23fa0a 100644
--- a/railties/test/application/rake/dbs_test.rb
+++ b/railties/test/application/rake/dbs_test.rb
@@ -1,5 +1,4 @@
 require "isolation/abstract_unit"
-require "active_support/core_ext/string/strip"
 
 module ApplicationTests
   module RakeTests
diff --git a/railties/test/application/rake/framework_test.rb b/railties/test/application/rake/framework_test.rb
index 7ac37b7700..40488a6aab 100644
--- a/railties/test/application/rake/framework_test.rb
+++ b/railties/test/application/rake/framework_test.rb
@@ -1,5 +1,4 @@
 require "isolation/abstract_unit"
-require "active_support/core_ext/string/strip"
 
 module ApplicationTests
   module RakeTests