Extract webkit_child target from glue.

ui/app_list/app_list.gyp

 # 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': {
     'chromium_code': 1,
   },
   'targets': [
     {
@@ skipping 220 matching lines @@
             '../base/strings/ui_strings.gyp:ui_unittest_strings',
           ],
         }],
         # See http://crbug.com/162998#c4 for why this is needed.
         ['OS=="linux" and linux_use_tcmalloc==1', {
           'dependencies': [
             '../../base/allocator/allocator.gyp:allocator',
             # The following two dependencies provide the missing
             # symbol HeapProfilerStart in Linux component builds.
             # They probably can be removed after http://crbug.com/263316
+            '../../webkit/child/webkit_child.gyp:webkit_child',
             '../../webkit/glue/webkit_glue.gyp:glue',
-            '../../webkit/glue/webkit_glue.gyp:glue_child',
           ],
         }],
       ],
       # Disable c4267 warnings until we fix size_t to int truncations.
       'msvs_disabled_warnings': [ 4267, ],
     },
   ],
 }