Make checkout.*.prepare() to delete the svn:ignored files.

scm.py

 # Copyright (c) 2012 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.
 
 """SCM-specific utility classes."""
 
 import cStringIO
 import glob
 import logging
 import os
@@ skipping 603 matching lines @@
   @staticmethod
   def CaptureRevision(cwd):
     """Get the base revision of a SVN repository.
 
     Returns:
       Int base revision
     """
     return SVN.CaptureLocalInfo([], cwd).get('Revision')
 
   @staticmethod
-  def CaptureStatus(files, cwd):
+  def CaptureStatus(files, cwd, no_ignore=False):
     """Returns the svn 1.5 svn status emulated output.
 
     @files can be a string (one file) or a list of files.
 
     Returns an array of (status, file) tuples."""
     command = ["status", "--xml"]
+    if no_ignore:
+      command.append('--no-ignore')
     if not files:
       pass
     elif isinstance(files, basestring):
       command.append(files)
     else:
       command.extend(files)
 
     status_letter = {
       None: ' ',
       '': ' ',
@@ skipping 359 matching lines @@
     current_version_list = map(only_int, cls.current_version.split('.'))
     for min_ver in map(int, min_version.split('.')):
       ver = current_version_list.pop(0)
       if ver < min_ver:
         return (False, cls.current_version)
       elif ver > min_ver:
         return (True, cls.current_version)
     return (True, cls.current_version)
 
   @staticmethod
-  def Revert(cwd, callback=None, ignore_externals=False):
+  def Revert(cwd, callback=None, ignore_externals=False, no_ignore=False):
     """Reverts all svn modifications in cwd, including properties.
 
     Deletes any modified files or directory.
 
     A "svn update --revision BASE" call is required after to revive deleted
     files.
     """
-    for file_status in SVN.CaptureStatus(None, cwd):
+    for file_status in SVN.CaptureStatus(None, cwd, no_ignore=no_ignore):
       file_path = os.path.join(cwd, file_status[1])
       if (ignore_externals and
           file_status[0][0] == 'X' and
           file_status[0][1:].isspace()):
         # Ignore externals.
         logging.info('Ignoring external %s' % file_status[1])
         continue
 
       # This is the case where '! L    .' is returned by 'svn status'. Just
       # strip off the '/.'.
@@ skipping 26 matching lines @@
         # revert, like for properties.
         if not os.path.isdir(cwd):
           # '.' was deleted. It's not worth continuing.
           return
         try:
           SVN.Capture(['revert', file_status[1]], cwd=cwd)
         except subprocess2.CalledProcessError:
           if not os.path.exists(file_path):
             continue
           raise