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-rw-r--r--lib/rubygems/specification.rb3
1 files changed, 1 insertions, 2 deletions
diff --git a/lib/rubygems/specification.rb b/lib/rubygems/specification.rb
index eb622876fb..a153286e79 100644
--- a/lib/rubygems/specification.rb
+++ b/lib/rubygems/specification.rb
@@ -6,7 +6,6 @@
# See LICENSE.txt for permissions.
#++
-require 'set'
require 'rubygems/version'
require 'rubygems/requirement'
require 'rubygems/platform'
@@ -197,7 +196,7 @@ class Gem::Specification < Gem::BasicSpecification
# Tracking removed method calls to warn users during build time.
REMOVED_METHODS = [:rubyforge_project=].freeze # :nodoc:
def removed_method_calls
- @removed_method_calls ||= Set.new
+ @removed_method_calls ||= []
end
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