Update from https://crrev.com/316786

cc/cc_unittests.isolate

 # Copyright 2015 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.
 {
   'conditions': [
     ['OS=="linux" or OS=="mac" or OS=="win"', {
       'variables': {
         'files': [
           'test/data/',
           '../testing/test_env.py',
@@ skipping 64 matching lines @@
         ],
       },
     }],
     ['OS=="win" and (fastbuild==0 or fastbuild==1)', {
       'variables': {
         'files': [
           '<(PRODUCT_DIR)/cc_unittests.exe.pdb',
         ],
       },
     }],
+    ['OS=="mac" and asan==1 and fastbuild==0', {
+      'variables': {
+        'files': [
+          '<(PRODUCT_DIR)/cc_unittests.dSYM/',
+        ],
+      },
+    }],
   ],
   'includes': [
     '../base/base.isolate',
   ],
 }