rubygems: fix variable name

* lib/rubygems/compatibility.rb: fix out-of-scope local variable.

* lib/rubygems/specification.rb (Gem::Specification#validate): get
  rid of conflict between a local variable and a method name.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48985 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

lib/rubygems/compatibility.rb

@@ -20,8 +20,7 @@ if Gem::GEM_PRELUDE_SUCKAGE and defined?(Gem::QuickLoader) then
 
   $LOADED_FEATURES.delete Gem::QuickLoader.path_to_full_rubygems_library
 
-  if $LOADED_FEATURES.any? do |path| path.end_with? '/rubygems.rb' end then
-    # TODO path does not exist here
+  if path = $LOADED_FEATURES.find {|n| n.end_with? '/rubygems.rb'} then
     raise LoadError, "another rubygems is already loaded from #{path}"
   end
 

lib/rubygems/specification.rb

@@ -2456,8 +2456,8 @@ class Gem::Specification < Gem::BasicSpecification
     extend Gem::UserInteraction
     normalize
 
-    nil_attributes = self.class.non_nil_attributes.find_all do |name|
-      instance_variable_get("@#{name}").nil?
+    nil_attributes = self.class.non_nil_attributes.find_all do |attrname|
+      instance_variable_get("@#{attrname}").nil?
     end
 
     unless nil_attributes.empty? then