Fixing gcc 4.7 building problems.

webkit/glue/webkit_glue.gypi

 # 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': {
     'conditions': [
       ['inside_chromium_build==0', {
         'webkit_src_dir': '../../../../..',
       },{
         'webkit_src_dir': '../../third_party/WebKit',
       }],
     ],
   },
+  'target_defaults': {
+     # Disable narrowing-conversion-in-initialization-list warnings in that we
+     # do not want to fix it in data file "webcursor_gtk_data.h".
+     'cflags+': ['-Wno-narrowing'],
+     'cflags_cc+': ['-Wno-narrowing'],
+  },
   'targets': [
     {
       'target_name': 'webkit_resources',
       'type': 'none',
       'variables': {
         'grit_out_dir': '<(SHARED_INTERMEDIATE_DIR)/webkit',
       },
       'actions': [
         {
           'action_name': 'webkit_resources',
@@ skipping 538 matching lines @@
               },
               'includes': [ '../../build/grit_action.gypi' ],
             },
           ],
           'includes': [ '../../build/grit_target.gypi' ],
         },
       ],
     }],
   ],
 }