Fix _ValidateLists to work when running in linting mode.

webkit/tools/layout_tests/layout_package/compare_failures.py

 # Copyright (c) 2006-2008 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.
 
 """A helper class for comparing the failures and crashes between layout test
 runs.  The results from the last test run are stored in expected-failures.txt
 and expected-crashes.txt in the layout test results directory."""
 
 import errno
 import os
 
 import path_utils
 import test_failures
 import test_expectations
 
 
-def PrintFilesFromSet(filenames, header_text, output, opt_expectations=None):
+def PrintFilesFromSet(filenames, header_text, output, opt_expectations=None,
+    opt_relativizeFilenames=True):
   """A helper method to print a list of files to output.
   
   Args:
   filenames: a list of absolute filenames
   header_text: a string to display before the list of filenames
   output: file descriptor to write the results to.
   opt_expectations: expecations that failed for this test
   """
   if not len(filenames):
     return
   
   filenames = list(filenames)
   filenames.sort()
   output.write("\n")
   output.write("%s (%d):\n" % (header_text, len(filenames)))
   output_string = "  %s"
   if opt_expectations:
     output_string += " = %s" % opt_expectations
   output_string += "\n"
   for filename in filenames:
-    output.write(output_string % path_utils.RelativeTestFilename(filename))
+    if opt_relativizeFilenames:
+      filename = path_utils.RelativeTestFilename(filename)
+    output.write(output_string % filename)
     
 
 
 class CompareFailures:
   # A list of which TestFailure classes count as a failure vs a crash.
   FAILURE_TYPES = (test_failures.FailureTextMismatch,
                    test_failures.FailureImageHashMismatch)
   CRASH_TYPES = (test_failures.FailureCrash,)
   HANG_TYPES = (test_failures.FailureTimeout,)
   MISSING_TYPES = (test_failures.FailureMissingResult,
@@ skipping 106 matching lines @@
 
 
   def GetRegressions(self):
     """Returns a set of regressions from the test expectations. This is
     used to determine which tests to list in results.html and the
     right script exit code for the build bots. The list does not
     include the unexpected passes."""
     return (self._regressed_failures | self._regressed_hangs |
             self._regressed_crashes | self._missing)