Ruby

assertions.rb: assert_nothing_thrown returns the result

• lib/test/unit/assertions.rb (Test::Unit::Assertions#assert_nothing_thrown):
  returns the result of the given block.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42959 b2dd03c8-39d4-4d8f-98ff-823fe69b080e