Add more logging. Useful to understand `git try` slowness.

Review URL: http://codereview.chromium.org/6247008

git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/depot_tools@71602 0039d316-1c4b-4281-b951-d872f2087c98

gclient_utils.py

@@ -87,6 +87,7 @@ def CheckCall(command, print_error=True, **kwargs):
 
   Works on python 2.4
   """
+  logging.info("CheckCall(%s)" % command)
   try:
     stderr = None
     if not print_error:
@@ -98,6 +99,7 @@ def CheckCall(command, print_error=True, **kwargs):
   if process.returncode:
     raise CheckCallError(command, kwargs.get('cwd', None), process.returncode,
         std_out, std_err)
+  logging.info("CheckCall done")
   return std_out, std_err
 
 

trychange.py

@@ -336,7 +336,9 @@ def _SendChangeHTTP(options):
   logging.info(options.diff)
 
   try:
+    logging.info('Opening connection...')
     connection = urllib.urlopen(url, urllib.urlencode(values), proxies=proxies)
+    logging.info('Done')
   except IOError, e:
     logging.info(str(e))
     if (values.get('bot') and len(e.args) > 2 and
@@ -347,7 +349,9 @@ def _SendChangeHTTP(options):
                                                                   str(e.args)))
   if not connection:
     raise NoTryServerAccess('%s is unaccessible.' % url)
+  logging.info('Reading response...')
   response = connection.read()
+  logging.info('Done')
   if response != 'OK':
     raise NoTryServerAccess('%s is unaccessible. Got:\n%s' % (url, response))