Remove PRODUCT_STRING_PATH from chrome_constants.h on Windows.

chrome/common_constants.gyp

 # 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': {
     'chromium_code': 1,
     'common_constants_sources': [
       'common/chrome_constants.cc',
       'common/chrome_constants.h',
+      'common/chrome_constants_util_win.cc',
+      'common/chrome_constants_util_win.h',
       'common/chrome_features.cc',
       'common/chrome_features.h',
       'common/chrome_icon_resources_win.cc',
       'common/chrome_icon_resources_win.h',
       'common/chrome_paths.cc',
       'common/chrome_paths.h',
       'common/chrome_paths_android.cc',
       'common/chrome_paths_internal.h',
       'common/chrome_paths_linux.cc',
       'common/chrome_paths_mac.mm',
@@ skipping 68 matching lines @@
         '../components/components.gyp:bookmarks_common',
         '../third_party/widevine/cdm/widevine_cdm.gyp:widevine_cdm_version_h',
       ],
       'target_conditions': [
         ['OS=="ios"', {
           # iOS needs chrome_paths_mac, which is excluded by filename rules;
           # re-add it in target_conditionals so it's after that exclusion.
           'sources/': [
             ['include', '^common/chrome_paths_mac\\.mm$'],
           ],
+        },
+        'OS=="win"', {
+          'dependencies': [
+            'installer_util',

[grt (UTC plus 2), 2016/03/08 15:44:47]

you'll minimally need a win-specific includes section that includes
chrome_installer_util.gypi for this to work. i'm not sure if more will be
needed.

+          ],
         }],
       ],
       'conditions': [
         ['disable_nacl==0', {
           'dependencies': [
             '../components/nacl.gyp:nacl_switches',
           ],
         }],
       ],
     },
   ],
   'conditions': [
     ['OS=="win" and target_arch=="ia32"', {
       'targets': [
         {
           'target_name': 'common_constants_win64',
           'hard_dependency': 1,  # Because of transitive dep on version_header.
           'type': 'static_library',
           'sources': [
             '<@(common_constants_sources)'
           ],
           'include_dirs': [
             '<(SHARED_INTERMEDIATE_DIR)',  # Needed by chrome_paths.cc.
           ],
           'dependencies': [
+            'installer_util',
             'version_header',
             'chrome_features.gyp:chrome_common_features',
             '../base/base.gyp:base_win64',
             '../base/third_party/dynamic_annotations/dynamic_annotations.gyp:dynamic_annotations_win64',
             '../components/nacl.gyp:nacl_switches_win64',
             '../third_party/widevine/cdm/widevine_cdm.gyp:widevine_cdm_version_h',
           ],
           'defines': [
             '<@(nacl_win64_defines)',
             'COMPILE_CONTENT_STATICALLY',
           ],
           'configurations': {
             'Common_Base': {
               'msvs_target_platform': 'x64',
             },
           },
         },
       ],
     }],
   ],
 }