Use icudat*.dat file on Mac

build/common.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.
 
 # IMPORTANT:
 # Please don't directly include this file if you are building via gyp_chromium,
 # since gyp_chromium is automatically forcing its inclusion.
 {
   # Variables expected to be overriden on the GYP command line (-D) or by
   # ~/.gyp/include.gypi.
@@ skipping 1300 matching lines @@
           # symbols from official builds.
           ['(branding=="Chrome" and buildtype=="Official")', {
             'linux_dump_symbols%': 1,
 
             # Omit unwind support in official release builds to save space. We
             # can use breakpad for these builds.
             'release_unwind_tables%': 0,
           }],
         ],
       }],  # os_posix==1 and OS!="mac" and OS!="ios"
+      ['OS=="mac"', {
+        'icu_use_data_file_flag%': 1,
+      }],  # os=="mac"
       ['OS=="ios"', {
         'disable_nacl%': 1,
         'enable_background%': 0,
         'enable_task_manager%': 0,
         'icu_use_data_file_flag%': 1,
         'use_system_libxml%': 1,
         'use_system_sqlite%': 1,
         'locales==': [
           'ar', 'ca', 'cs', 'da', 'de', 'el', 'en-GB', 'en-US', 'es', 'es-MX',
           'fi', 'fr', 'he', 'hr', 'hu', 'id', 'it', 'ja', 'ko', 'ms', 'nb',
@@ skipping 882 matching lines @@
       }],
       ['native_discardable_memory==1', {
         'defines': ['DISCARDABLE_MEMORY_ALWAYS_SUPPORTED_NATIVELY'],
       }],
       ['native_memory_pressure_signals==1', {
         'defines': ['SYSTEM_NATIVELY_SIGNALS_MEMORY_PRESSURE'],
       }],
       ['use_udev==1', {
         'defines': ['USE_UDEV'],
       }],
-      ['icu_use_data_file_flag==1', {
-        'defines': ['ICU_UTIL_DATA_IMPL=ICU_UTIL_DATA_FILE'],
-      }, { # else icu_use_data_file_flag !=1
-        'conditions': [
-          ['OS=="win"', {
-            'defines': ['ICU_UTIL_DATA_IMPL=ICU_UTIL_DATA_SHARED'],
-          }, {
-            'defines': ['ICU_UTIL_DATA_IMPL=ICU_UTIL_DATA_STATIC'],
-          }],
-        ],
-      }],
       ['fastbuild!=0', {
         'xcode_settings': {
           'GCC_GENERATE_DEBUGGING_SYMBOLS': 'NO',
         },
         'conditions': [
           ['clang==1', {
             # Clang creates chubby debug information, which makes linking very
             # slow. For now, don't create debug information with clang.  See
             # http://crbug.com/70000
             'conditions': [
@@ skipping 2591 matching lines @@
     # settings in target dicts.  SYMROOT is a special case, because many other
     # Xcode variables depend on it, including variables such as
     # PROJECT_DERIVED_FILE_DIR.  When a source group corresponding to something
     # like PROJECT_DERIVED_FILE_DIR is added to a project, in order for the
     # files to appear (when present) in the UI as actual files and not red
     # red "missing file" proxies, the correct path to PROJECT_DERIVED_FILE_DIR,
     # and therefore SYMROOT, needs to be set at the project level.
     'SYMROOT': '<(DEPTH)/xcodebuild',
   },
 }