Reverting bisect-builds.py changes, because switch is still useful for debugging older builds.

tools/bisect-builds.py

 #!/usr/bin/env python
 # 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.
 
 """Snapshot Build Bisect Tool
 
 This script bisects a snapshot archive using binary search. It starts at
 a bad revision (it will try to guess HEAD) and asks for a last known-good
 revision. It will then binary search across this revision range by downloading,
@@ skipping 61 matching lines @@
 import urllib
 from distutils.version import LooseVersion
 from xml.etree import ElementTree
 import zipfile
 
 
 class PathContext(object):
   """A PathContext is used to carry the information used to construct URLs and
   paths when dealing with the storage server and archives."""
   def __init__(self, base_url, platform, good_revision, bad_revision,
-               is_official, is_aura, use_local_repo, flash_path = None):
+               is_official, is_aura, use_local_repo, flash_path = None,
+               pdf_path = None):
     super(PathContext, self).__init__()
     # Store off the input parameters.
     self.base_url = base_url
     self.platform = platform  # What's passed in to the '-a/--archive' option.
     self.good_revision = good_revision
     self.bad_revision = bad_revision
     self.is_official = is_official
     self.is_aura = is_aura
     self.flash_path = flash_path
     # Dictionary which stores svn revision number as key and it's
     # corresponding git hash as value. This data is populated in
     # _FetchAndParse and used later in GetDownloadURL while downloading
     # the build.
     self.githash_svn_dict = {}
+    self.pdf_path = pdf_path
 
     # The name of the ZIP file in a revision directory on the server.
     self.archive_name = None
 
     # If the script is run from a local Chromium checkout,
     # "--use-local-repo" option can be used to make the script run faster.
     # It uses "git svn find-rev <SHA1>" command to convert git hash to svn
     # revision number.
     self.use_local_repo = use_local_repo
 
@@ skipping 338 matching lines @@
 
   # Create a temp directory and unzip the revision into it.
   cwd = os.getcwd()
   tempdir = tempfile.mkdtemp(prefix='bisect_tmp')
   UnzipFilenameToDir(zipfile, tempdir)
   os.chdir(tempdir)
 
   # Run the build as many times as specified.
   testargs = ['--user-data-dir=%s' % profile] + args
   # The sandbox must be run as root on Official Chrome, so bypass it.
-  if ((context.is_official or context.flash_path) and
+  if ((context.is_official or context.flash_path or context.pdf_path) and
       context.platform.startswith('linux')):
     testargs.append('--no-sandbox')
   if context.flash_path:
     testargs.append('--ppapi-flash-path=%s' % context.flash_path)
     # We have to pass a large enough Flash version, which currently needs not
     # be correct. Instead of requiring the user of the script to figure out and
     # pass the correct version we just spoof it.
     testargs.append('--ppapi-flash-version=99.9.999.999')
 
+  # TODO(vitalybuka): Remove in the future. See crbug.com/395687.
+  if context.pdf_path:
+    shutil.copy(context.pdf_path, os.path.dirname(context.GetLaunchPath()))
+    testargs.append('--enable-print-preview')
+
   runcommand = []
   for token in shlex.split(command):
     if token == "%a":
       runcommand.extend(testargs)
     else:
       runcommand.append( \
           token.replace('%p', os.path.abspath(context.GetLaunchPath())) \
                .replace('%s', ' '.join(testargs)))
 
   results = []
@@ skipping 73 matching lines @@
            official_builds,
            is_aura,
            use_local_repo,
            good_rev=0,
            bad_rev=0,
            num_runs=1,
            command="%p %a",
            try_args=(),
            profile=None,
            flash_path=None,
+           pdf_path=None,
            interactive=True,
            evaluate=AskIsGoodBuild):
   """Given known good and known bad revisions, run a binary search on all
   archived revisions to determine the last known good revision.
 
   @param platform Which build to download/run ('mac', 'win', 'linux64', etc.).
   @param official_builds Specify build type (Chromium or Official build).
   @param good_rev Number/tag of the known good revision.
   @param bad_rev Number/tag of the known bad revision.
   @param num_runs Number of times to run each build for asking good/bad.
@@ skipping 16 matching lines @@
       is run on rev 75.
 
     - If rev 50 is bad, the download of rev 75 is cancelled, and the next test
       is run on rev 25.
   """
 
   if not profile:
     profile = 'profile'
 
   context = PathContext(base_url, platform, good_rev, bad_rev,
-                        official_builds, is_aura, use_local_repo, flash_path)
+                        official_builds, is_aura, use_local_repo, flash_path,
+                        pdf_path)
   cwd = os.getcwd()
 
   print "Downloading list of known revisions..."
   _GetDownloadPath = lambda rev: os.path.join(cwd,
       '%s-%s' % (str(rev), context.archive_name))
   if official_builds:
     revlist = context.GetOfficialBuildsList()
   else:
     revlist = context.GetRevList()
 
@@ skipping 240 matching lines @@
                     'Chromium archives.')
   parser.add_option('-b', '--bad', type = 'str',
                     help = 'A bad revision to start bisection. ' +
                     'May be earlier or later than the good revision. ' +
                     'Default is HEAD.')
   parser.add_option('-f', '--flash_path', type = 'str',
                     help = 'Absolute path to a recent Adobe Pepper Flash ' +
                     'binary to be used in this bisection (e.g. ' +
                     'on Windows C:\...\pepflashplayer.dll and on Linux ' +
                     '/opt/google/chrome/PepperFlash/libpepflashplayer.so).')
+  parser.add_option('-d', '--pdf_path', type = 'str',
+                    help = 'Absolute path to a recent PDF pluggin ' +
+                    'binary to be used in this bisection (e.g. ' +
+                    'on Windows C:\...\pdf.dll and on Linux ' +
+                    '/opt/google/chrome/libpdf.so). Option also enables ' +
+                    'print preview.')
   parser.add_option('-g', '--good', type = 'str',
                     help = 'A good revision to start bisection. ' +
                     'May be earlier or later than the bad revision. ' +
                     'Default is 0.')
   parser.add_option('-p', '--profile', '--user-data-dir', type = 'str',
                     help = 'Profile to use; this will not reset every run. ' +
                     'Defaults to a clean profile.', default = 'profile')
   parser.add_option('-t', '--times', type = 'int',
                     help = 'Number of times to run each build before asking ' +
                     'if it\'s good or bad. Temporary profiles are reused.',
@@ skipping 58 matching lines @@
   if opts.good:
     good_rev = opts.good
   else:
     good_rev = '0.0.0.0' if opts.official_builds else 0
 
   if opts.flash_path:
     flash_path = opts.flash_path
     msg = 'Could not find Flash binary at %s' % flash_path
     assert os.path.exists(flash_path), msg
 
+  if opts.pdf_path:
+    pdf_path = opts.pdf_path
+    msg = 'Could not find PDF binary at %s' % pdf_path
+    assert os.path.exists(pdf_path), msg
+
   if opts.official_builds:
     good_rev = LooseVersion(good_rev)
     bad_rev = LooseVersion(bad_rev)
   else:
     good_rev = int(good_rev)
     bad_rev = int(bad_rev)
 
   if opts.times < 1:
     print('Number of times to run (%d) must be greater than or equal to 1.' %
           opts.times)
     parser.print_help()
     return 1
 
   (min_chromium_rev, max_chromium_rev) = Bisect(
       base_url, opts.archive, opts.official_builds, opts.aura,
       opts.use_local_repo, good_rev, bad_rev, opts.times, opts.command,
-      args, opts.profile, opts.flash_path, not opts.not_interactive)
+      args, opts.profile, opts.flash_path, opts.pdf_path,
+      not opts.not_interactive)
 
   # Get corresponding blink revisions.
   try:
     min_blink_rev = GetBlinkRevisionForChromiumRevision(context,
                                                         min_chromium_rev)
     max_blink_rev = GetBlinkRevisionForChromiumRevision(context,
                                                         max_chromium_rev)
   except Exception, e:
     # Silently ignore the failure.
     min_blink_rev, max_blink_rev = 0, 0
@@ skipping 21 matching lines @@
              "you might also want to do a Blink bisect.")
 
     print 'CHANGELOG URL:'
     if opts.official_builds:
       print OFFICIAL_CHANGELOG_URL % (min_chromium_rev, max_chromium_rev)
     else:
       print '  ' + CHANGELOG_URL % (min_chromium_rev, max_chromium_rev)
 
 if __name__ == '__main__':
   sys.exit(main())