webkit: Remove 1 exit time destructor and turn on -Wexit-time-destructors.

webkit/support/webkit_support.gypi

 # Copyright (c) 2011 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,
   },
   'targets': [
     {
       'target_name': 'webkit_support',
       'type': 'static_library',
+      'variables': { 'enable_wexit_time_destructors': 1, },
       'dependencies': [
         '<(DEPTH)/base/base.gyp:base',
         '<(DEPTH)/media/media.gyp:media',
         '<(DEPTH)/net/net.gyp:net',
         '<(DEPTH)/skia/skia.gyp:skia',
         '<(DEPTH)/testing/gtest.gyp:gtest',
         '<(DEPTH)/ui/ui.gyp:ui',
         'appcache',
         'blob',
         'database',
@@ skipping 48 matching lines @@
               '../tools/test_shell/resources/textAreaResizeCorner.png',
             ],
           }],
         }],
       ],
     },
 
     {
       'target_name': 'webkit_support_common',
       'type': 'static_library',
+      'variables': { 'enable_wexit_time_destructors': 1, },
       'dependencies': [
         '<(DEPTH)/base/base.gyp:base',
         '<(DEPTH)/crypto/crypto.gyp:crypto',
         '<(DEPTH)/net/net.gyp:net',
         '<(DEPTH)/skia/skia.gyp:skia',
         '<(DEPTH)/ui/ui.gyp:ui',
         'glue',
         'webkit_support_gfx',
       ],
       'export_dependent_settings': [
@@ skipping 31 matching lines @@
           'dependencies': [
             'setup_third_party.gyp:third_party_headers',
           ],
         }],
       ],
     },
 
     {
       'target_name': 'webkit_support_gfx',
       'type': 'static_library',
+      'variables': { 'enable_wexit_time_destructors': 1, },
       'dependencies': [
         '<(DEPTH)/third_party/libpng/libpng.gyp:libpng',
       ],
       'sources': [
         'webkit_support_gfx.h',
         'webkit_support_gfx.cc',
       ],
       'include_dirs': [
         '<(DEPTH)',
       ],
       'conditions': [
           ['OS=="android"', {
               'toolsets': ['target', 'host'],
           }],
       ],
     },
   ],
 }