Remove `Benchmark` times.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@65851 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

benchmark/vm2_fiber_chain.rb

@@ -1,6 +1,4 @@
-#!/usr/bin/env ruby
-
-require 'benchmark'
+# Check performance of fiber creation and transfer.
 
 def make_link(previous)
   Fiber.new do
@@ -23,23 +21,15 @@ end
 def run_benchmark(length, repeats, message = :hello)
   chain = nil
   
-  time = Benchmark.realtime do
   chain = make_chain(length) do
     while true
       Fiber.yield(message)
     end
   end
-  end
   
-  puts "Creating #{fibers} fibers took #{time}..."
-
-  time = Benchmark.realtime do
   repeats.times do
     abort "invalid result" unless chain.resume == message
   end
-  end
-
-  puts "Passing #{repeats} messages took #{time}..."
 end
 
 n = (ARGV[0] || 1000).to_i