Reland https://codereview.chromium.org/292153006 with minor changes.

chrome/chrome_exe.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.
 
 {
   'targets': [
     {
       'target_name': 'chrome',
       'type': 'none',
       'dependencies': [ 'chrome_initial', ],
@@ skipping 72 matching lines @@
       'xcode_settings': {
         'CHROMIUM_STRIP_SAVE_FILE': 'app/app.saves',
         'INFOPLIST_FILE': 'app/app-Info.plist',
       },
       'conditions': [
         ['order_profiling!=0 and (chromeos==1 or OS=="linux")', {
           'dependencies' : [
             '../tools/cygprofile/cygprofile.gyp:cygprofile',
           ],
         }],
+##        ['asan==1', {
+##          'xcode_settings': {
+##            'CHROMIUM_STRIP_SAVE_FILE': 'app/app_asan.saves',
+##            'STRIPFLAGS': '-s $(CHROMIUM_STRIP_SAVE_FILE)',
+##         },
+##        }],
         ['order_text_section!=""', {
           'target_conditions' : [
             ['_toolset=="target"', {
               'ldflags': [
                 '-Wl,-section-ordering-file=<(order_text_section)' ],
             }],
           ]
         }],
         ['OS == "android"', {
           # Don't put the 'chrome' target in 'all' on android
@@ skipping 585 matching lines @@
               'dependencies': [
                 'chrome_nacl_win64',
               ],
             }],
           ],
         },
       ],
     }],
   ],
 }