Delete references to old_statusfile.py

tools/testrunner/README

 Test suite runner for V8, including support for distributed running.
 ====================================================================
 
 
 Local usage instructions:
 =========================
 
 Run the main script with --help to get detailed usage instructions:
 
 $ tools/run-tests.py --help
@@ skipping 69 matching lines @@
 
 ./test-server.py:
   Interface to interact with the server. Contains code to setup the server's
   working environment and can start and stop server daemon processes.
   Imports some stuff from the testrunner/server/ directory.
 
 ./testrunner/local/*:
   Implementation needed to run tests locally. Used by run-tests.py. Inspired by
   (and partly copied verbatim from) the original test.py script.
 
-./testrunner/local/old_statusfile.py:
-  Provides functionality to read an old-style <testsuite>.status file and
-  convert it to new-style syntax. This can be removed once the new-style
-  syntax becomes authoritative (and old-style syntax is no longer supported).
-  ./status-file-converter.py provides a stand-alone interface to this.
-
 ./testrunner/objects/*:
   A bunch of data container classes, used by the scripts in the various other
   directories; serializable for transmission over the network.
 
 ./testrunner/network/*:
   Equivalents and extensions of some of the functionality in ./testrunner/local/
   as required when dispatching tests to peers on the network.
 
 ./testrunner/network/network_execution.py:
   Drop-in replacement for ./testrunner/local/execution that distributes
@@ skipping 59 matching lines @@
 |              |  BACKEND      |     .    |  BACKEND      |              |
 |------------- +---------------|     .    |---------------+--------------|
 | Discovery    | StatusHandler <----------> StatusHandler | Discovery    |
 +---- ^ -----------------------+     .    +-------------------- ^ -------+
       |                              .                          |
       +---------------------------------------------------------+
 
 Note that the three occurrences of "BACKEND" are the same code
 (testrunner/local/execution.py and its imports), but running from three
 distinct directories (and on two different machines).