[Chromedriver] Do not pass --verbose in testDisablingDriverLogsSuppressesChromeDriverLog.

chrome/test/chromedriver/server/server.py

 # Copyright 2013 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import atexit
 import os
 import socket
 import subprocess
 import time
 import urllib2
 
 
 class Server(object):
   """A running ChromeDriver server."""
 
-  def __init__(self, exe_path, log_path=None):
+  def __init__(self, exe_path, log_path=None, verbose=True):
     """Starts the ChromeDriver server and waits for it to be ready.
 
     Args:
       exe_path: path to the ChromeDriver executable
       log_path: path to the log file
     Raises:
       RuntimeError if ChromeDriver fails to start
     """
     if not os.path.exists(exe_path):
       raise RuntimeError('ChromeDriver exe not found at: ' + exe_path)
 
     port = self._FindOpenPort()
     chromedriver_args = [exe_path, '--port=%d' % port]
     if log_path:
-      chromedriver_args.extend(['--verbose', '--log-path=%s' % log_path])
+      chromedriver_args.extend(['--log-path=%s' %log_path])
+      if verbose:
+        chromedriver_args.extend(['--verbose'])
     self._process = subprocess.Popen(chromedriver_args)
     self._url = 'http://127.0.0.1:%d' % port
     if self._process is None:
       raise RuntimeError('ChromeDriver server cannot be started')
 
     max_time = time.time() + 10
     while not self.IsRunning():
       if time.time() > max_time:
         self._process.terminate()
         raise RuntimeError('ChromeDriver server did not start')
@@ skipping 24 matching lines @@
     """Kills the ChromeDriver server, if it is running."""
     if self._process is None:
       return
 
     try:
       urllib2.urlopen(self.GetUrl() + '/shutdown', timeout=10).close()
     except:
       self._process.terminate()
     self._process.wait()
     self._process = None