1 files changed, 0 insertions, 14 deletions
diff --git a/activesupport/lib/active_support/core_ext/string/starts_ends_with.rb b/activesupport/lib/active_support/core_ext/string/starts_ends_with.rb
index f65bb8f75b..641acf62d0 100644
--- a/activesupport/lib/active_support/core_ext/string/starts_ends_with.rb
+++ b/activesupport/lib/active_support/core_ext/string/starts_ends_with.rb
@@ -1,18 +1,4 @@
 class String
-  unless '1.8.7 and up'.respond_to?(:start_with?)
-    # Does the string start with the specified +prefix+?
-    def start_with?(prefix)
-      prefix = prefix.to_s
-      self[0, prefix.length] == prefix
-    end
-
-    # Does the string end with the specified +suffix+?
-    def end_with?(suffix)
-      suffix = suffix.to_s
-      self[-suffix.length, suffix.length] == suffix
-    end
-  end
-
   alias_method :starts_with?, :start_with?
   alias_method :ends_with?, :end_with?
 end