Make path to asan_symbolize.py absolute in test_env.py

testing/test_env.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.
 
 """Sets environment variables needed to run a chromium unit test."""
 
 import os
 import stat
 import subprocess
@@ skipping 47 matching lines @@
   extra_env = {}
 
   # Instruct GTK to use malloc while running sanitizer-instrumented tests.
   extra_env['G_SLICE'] = 'always-malloc'
 
   extra_env['NSS_DISABLE_ARENA_FREE_LIST'] = '1'
   extra_env['NSS_DISABLE_UNLOAD'] = '1'
 
   # TODO(glider): remove the symbolizer path once
   # https://code.google.com/p/address-sanitizer/issues/detail?id=134 is fixed.
-  symbolizer_path = os.path.abspath(os.path.join(ROOT_DIR, 'third_party',
-      'llvm-build', 'Release+Asserts', 'bin', 'llvm-symbolizer'))
+  symbolizer_path = os.path.join(ROOT_DIR,
+      'third_party', 'llvm-build', 'Release+Asserts', 'bin', 'llvm-symbolizer')
 
   if lsan or tsan:
     # LSan is not sandbox-compatible, so we can use online symbolization. In
     # fact, it needs symbolization to be able to apply suppressions.
     symbolization_options = ['symbolize=1',
                              'external_symbolizer_path=%s' % symbolizer_path]
   elif (asan or msan) and sys.platform not in ['win32', 'cygwin']:
     # ASan uses a script for offline symbolization, except on Windows.
     # Important note: when running ASan with leak detection enabled, we must use
     # the LSan symbolization options above.
@@ skipping 38 matching lines @@
 
   if tsan:
     tsan_options = symbolization_options[:]
     extra_env['TSAN_OPTIONS'] = ' '.join(tsan_options)
 
   return extra_env
 
 
 def get_sanitizer_symbolize_command(json_path=None, executable_path=None):
   """Construct the command to invoke offline symbolization script."""
-  script_path = '../tools/valgrind/asan/asan_symbolize.py'
+  script_path = os.path.join(
+      ROOT_DIR, 'tools', 'valgrind', 'asan', 'asan_symbolize.py')
   cmd = [sys.executable, script_path]
   if json_path is not None:
     cmd.append('--test-summary-json-file=%s' % json_path)
   if executable_path is not None:
     cmd.append('--executable-path=%s' % executable_path)
   return cmd
 
 
 def get_json_path(cmd):
   """Extract the JSON test summary path from a command line."""
@@ skipping 91 matching lines @@
     print >> sys.stderr, 'Failed to start %s' % cmd
     raise
 
 
 def main():
   return run_executable(sys.argv[1:], os.environ.copy())
 
 
 if __name__ == '__main__':
   sys.exit(main())