ICU 52 : update gyp and isolate

icu52/icu.isolate

 # Copyright 2014 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.
 {
   'conditions': [
     # iOS always has the icu data in the bundle and we don't have to
     # specify the dependency for iOS here.
     ['icu_use_data_file_flag==1 and (OS=="linux" or OS=="win" or OS=="mac" or OS=="android")', {
       'variables': {
         'isolate_dependency_tracked': [
@@ skipping 28 matching lines @@
     ['OS=="win" and component=="shared_library"', {
       'variables': {
         'isolate_dependency_tracked': [
           '<(PRODUCT_DIR)/icui18n.dll',
           '<(PRODUCT_DIR)/icuuc.dll',
         ],
       },
     }],
   ],
 }