Support -Goutput_dir=blahblah in GN-GYP hybrid mode

chrome/chrome_browser.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',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
@@ skipping 2591 matching lines @@
         ['OS != "ios"', {
           'dependencies': [
             'apps',
             'browser/performance_monitor/performance_monitor.gyp:performance_monitor',
             'browser_extensions',
             'common/extensions/api/api.gyp:api',
             'debugger',
             'installer_util',
             'sync_file_system_drive_proto',
             'sync_file_system_proto',
+            '../<(gyp_output_dir)/gn_gyp/third_party/re2/re2.gyp:re2',
             '../cc/cc.gyp:cc',
             '../components/components.gyp:autofill_content_browser',
             '../components/components.gyp:browser_context_keyed_service',
             '../components/components.gyp:dom_distiller_content',
             '../components/components.gyp:navigation_interception',
             '../components/components.gyp:precache_content',
             '../components/components.gyp:sessions',
             '../components/components.gyp:url_matcher',
             '../components/components.gyp:visitedlink_browser',
             '../components/components.gyp:visitedlink_common',
             '../components/components.gyp:web_modal',
             '../media/media.gyp:media',
             '../net/net.gyp:net_with_v8',
             # TODO(tonyg): Remove this dependency (crbug.com/280157).
             '../testing/perf/perf_test.gyp:*',
             '../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/libusb/libusb.gyp:libusb',
             '../third_party/libyuv/libyuv.gyp:libyuv',
             '../third_party/npapi/npapi.gyp:npapi',
-            '../out/gn_gyp/third_party/re2/re2.gyp:re2',
             '../third_party/webrtc/modules/modules.gyp:desktop_capture',
             '../ui/gl/gl.gyp:gl',
             '../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',
           ],
@@ skipping 998 matching lines @@
             'package_name': 'org/chromium/chrome/browser/ui/toolbar',
             'template_deps': ['browser/ui/toolbar/toolbar_model_security_level_list.h'],
           },
           'includes': [ '../build/android/java_cpp_template.gypi' ],
         },
       ],
      },
     ],
   ],
 }