anchor.diff:  %% @doc Delete the object at Bucket/Key.  Direct return value is uninteresting,
   %%      see riak_client:delete/3 for expected gen_server replies to Client.
   delete(ReqId,Bucket,Key,Options,Timeout,Client,ClientId,undefined) ->
  -    case get_rw_options(Bucket, Options) of
  +    case get_r_options(Bucket, Options) of
           {error, Reason} ->
               Client ! {ReqId, {error, Reason}};
  -        {R, _W, PR, _PW, _DW} ->
  +        {R, PR} ->
               RealStartTime = riak_core_util:moment(),
               {ok, C} = riak:local_client(),
               case C:get(Bucket,Key,[{r,R},{pr,PR},{timeout,Timeout}]) of
  
positive.code:     Bucket = <<"testbucket">>,
      Key = <<"testkey">>,
      Timeout = 60000,
      riak_kv_delete_sup:start_delete(node(), [RequestId, Bucket, Key, [{w,W}], Timeout, self()]),
      %% Wait for error response
      receive
          {_RequestId, Result} ->
  
negative.code:     Bucket = <<"testbucket">>,
      Key = <<"testkey">>,
      Timeout = 60000,
      riak_kv_delete_sup:start_delete(node(), [RequestId, Bucket, Key,
              [{pw,PW}], Timeout, self(), undefined, vclock:fresh()]),
      %% Wait for error response
      receive
          {_RequestId, Result} ->
  