Convert the re2 GYP targets to be generated by GN.

chrome/chrome_browser_ui.gypi

 # Copyright 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': 'browser_ui',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
@@ skipping 2627 matching lines @@
             '../components/components.gyp:autofill_content_risk_proto',
             '../device/bluetooth/bluetooth.gyp:device_bluetooth',
             '../media/media.gyp:media',
             '../net/net.gyp:net_with_v8',
             '../third_party/adobe/flash/flash_player.gyp:flapper_version_h',
             '../third_party/expat/expat.gyp:expat',
             '../third_party/hunspell/hunspell.gyp:hunspell',
             '../third_party/leveldatabase/leveldatabase.gyp:leveldatabase',
             '../third_party/libjingle/libjingle.gyp:libjingle',
             '../third_party/npapi/npapi.gyp:npapi',
-            '../third_party/re2/re2.gyp:re2',
+            '../out/gn_gyp/third_party/re2/re2.gyp:re2',
             '../ui/compositor/compositor.gyp:compositor',
             '../ui/surface/surface.gyp:surface',
             '../ui/web_dialogs/web_dialogs.gyp:web_dialogs',
             '../v8/tools/gyp/v8.gyp:v8',
             '../webkit/common/webkit_common.gyp:webkit_common',
             '../webkit/storage_browser.gyp:webkit_storage_browser',
             '../webkit/storage_common.gyp:webkit_storage_common',
             '../webkit/webkit_resources.gyp:webkit_resources',
           ],
           'defines': [
@@ skipping 734 matching lines @@
             'browser/ui/webui/local_discovery/local_discovery_ui.cc',
             'browser/ui/webui/local_discovery/local_discovery_ui.h',
             'browser/ui/webui/local_discovery/local_discovery_ui_handler.cc',
             'browser/ui/webui/local_discovery/local_discovery_ui_handler.h',
           ],
         }],
       ],
     },
   ],
 }