Remove references to debian wheezy sysroot

tools/copyright_scanner/copyright_scanner.py

 # Copyright 2014 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.
 
 """Utilities for scanning source files to determine code authorship.
 """
 
 import itertools
 
 def ForwardSlashesToOsPathSeps(input_api, path):
@@ skipping 55 matching lines @@
     path_join('tools', 'histograms'),
     # Swarming tools, doesn't exist in the snapshot
     path_join('tools', 'swarming_client'),
     # Don't check downloaded goma client binaries.
     path_join('build', 'goma', 'client'),
     # Ignore sysroots.
     path_join('build', 'linux', 'debian_jessie_arm64-sysroot'),
     path_join('build', 'linux', 'debian_jessie_arm-sysroot'),
     path_join('build', 'linux', 'debian_jessie_mips-sysroot'),
     path_join('build', 'linux', 'debian_jessie_i386-sysroot'),
-    path_join('build', 'linux', 'debian_wheezy_amd64-sysroot'),
-    path_join('build', 'linux', 'debian_wheezy_arm-sysroot'),
-    path_join('build', 'linux', 'debian_wheezy_mips-sysroot'),
-    path_join('build', 'linux', 'debian_wheezy_i386-sysroot'),
-    path_join('build', 'linux', 'ubuntu_precise_amd64-sysroot'),
+    path_join('build', 'linux', 'debian_jessie_amd64-sysroot'),
     # Data is not part of open source chromium, but are included on some bots.
     path_join('data'),
     # This is not part of open source chromium, but are included on some bots.
     path_join('skia', 'tools', 'clusterfuzz-data'),
     # Not shipped, only relates to Chrome for Android, but not to WebView
     path_join('clank'),
     # Internal-only repository.
     path_join('remoting', 'android', 'internal'),
   ]
   excluded_dirs_list.extend(EXTRA_EXCLUDED_DIRS)
@@ skipping 304 matching lines @@
         'The following files are whitelisted in %s, ' \
         'but do not exist or not files:' % _GetWhitelistFileName(input_api),
         sorted(missing_files)))
   if stale_files:
     results.append(output_api.PresubmitPromptWarning(
         'The following files are whitelisted unnecessarily. You must ' \
         'remove the following files from the whitelist file ' \
         '%s:' % _GetWhitelistFileName(input_api),
         sorted(stale_files)))
   return results