Add gfx::Insets::ToString().

app/app.gyp

 # Copyright (c) 2009 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': {
     # TODO: remove this helper when we have loops in GYP
     'apply_locales_cmd': ['python', '../chrome/tools/build/apply_locales.py',],
     'chromium_code': 1,
     'grit_info_cmd': ['python', '../tools/grit/grit_info.py',],
@@ skipping 26 matching lines @@
         '../third_party/zlib/zlib.gyp:zlib',
       ],
       'sources': [
         'animation_unittest.cc',
         'clipboard/clipboard_unittest.cc',
         'gfx/codec/jpeg_codec_unittest.cc',
         'gfx/codec/png_codec_unittest.cc',
         'gfx/color_utils_unittest.cc',
         'gfx/font_unittest.cc',
         'gfx/icon_util_unittest.cc',
+        'gfx/insets_unittest.cc',
         'gfx/native_theme_win_unittest.cc',
         'gfx/skbitmap_operations_unittest.cc',
         'gfx/text_elider_unittest.cc',
         'l10n_util_mac_unittest.mm',
         'l10n_util_unittest.cc',
         'os_exchange_data_win_unittest.cc',
         'run_all_unittests.cc',
         'system_monitor_unittest.cc',
         'test_suite.h',
         'sql/connection_unittest.cc',
@@ skipping 156 matching lines @@
       ],
     },
   ],
 }
 
 # Local Variables:
 # tab-width:2
 # indent-tabs-mode:nil
 # End:
 # vim: set expandtab tabstop=2 shiftwidth=2: