Do not compile pyautolib with -faddress-sanitizer on Mac.

chrome/chrome_tests.gypi

 # 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.
 {
   'variables' : {
     'pyautolib_sources': [
       'app/chrome_command_ids.h',
       'app/chrome_dll_resource.h',
       'common/automation_constants.h',
       'common/pref_names.cc',
@@ skipping 4496 matching lines @@
                   # swig creates code with self assignments.
                   '-Wno-self-assign',
                 ],
               },
               'cflags': [
                 '-Wno-self-assign',
               ],
             }],
             ['asan==1', {
               'cflags!': [ '-faddress-sanitizer' ],
+              'xcode_settings': {
+                'OTHER_CFLAGS!': [
+                  '-faddress-sanitizer',
+                ],
+              },

[Nico, 2012/04/23 15:17:28]

Huh, I asked if we need this on mac here:
http://codereview.chromium.org/10037007/diff/1/chrome/chrome_tests.gypi :-/

             }],
           ],
           'actions': [
             {
               'action_name': 'pyautolib_swig',
               'inputs': [
                 'test/pyautolib/argc_argv.i',
                 'test/pyautolib/pyautolib.i',
                 '<@(pyautolib_sources)',
               ],
@@ skipping 190 matching lines @@
               # Use outputs of this action as inputs for the main target build.
               # Seems as a misnomer but makes this happy on Linux (scons).
               'process_outputs_as_sources': 1,
             },
           ],  # 'actions'
         },
       ]
     }],  # 'coverage!=0'
   ],  # 'conditions'
 }