Remove bad spec which cannot behave nicely in a multi-process environment

* A system port might be taken by another process at any time.
* There are no useful expectations in this spec.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58994 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

spec/rubyspec/library/drb/stop_service_spec.rb

@@ -1,25 +0,0 @@
-require File.expand_path('../../../spec_helper', __FILE__)
-require File.expand_path('../fixtures/test_server', __FILE__)
-require 'drb'
-
-describe "DRb.stop_service" do
-  before :all do
-    # for concurrent processes
-    @port = 9001 + (Process.pid & 7 )
-  end
-
-  before :each do
-    # because each spec needs it's own port since DRb is broken that way as exhibited below
-    @url = "druby://localhost:#{@port}"
-    @port += 1
-  end
-
-  it "clears the port so a new server can start" do
-    10.times do
-      server = nil
-      lambda { server = DRb.start_service(@url, TestServer.new) }.should_not raise_error
-      DRb.current_server.should == server
-      lambda { DRb.stop_service }.should_not raise_error
-    end
-  end
-end