Add a separate icu data file for ChromeOS

third_party/icu/icu.gyp

 # Copyright (c) 2009 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.
 
 {
   'target_defaults': {
     'defines': [
       'U_STATIC_IMPLEMENTATION',
     ],
     # TODO(mark): Looks like this is causing the "public" include directories
@@ skipping 10 matching lines @@
     {
       'target_name': 'icudata',
       'type': '<(library)',
       'msvs_guid': 'D3A97815-3309-44F8-B9BB-CBBE2393A454',
       'sources': [
         'icudt42.dll',
          # These are hand-generated, but will do for now.  The linux
          # version is an identical copy of the (mac) icudt42l_dat.s file,
          # modulo removal of the .private_extern and .const directives and
          # with no leading underscore on the icudt42_dat symbol.
+         # The ChromiumOS version is slightly smaller because it doesn't
+         # have locale data for locales Chrome is localized to but ChromeOS
+         # is not localized to.
         'linux/icudt42l_dat.s',
         'mac/icudt42l_dat.s',
+        'cros/icudt42l_dat.s',
       ],
       'conditions': [
         [ 'OS == "win"', {
           'type': 'none',
           'msvs_tool_files': ['../../build/output_dll_copy.rules'],
         }, {  # else: OS != "win"
           'sources!': ['icudt42.dll'],
         }],
-        [ 'OS != "linux"', {
+        [ 'OS != "linux" or chromeos == 1', {
           'sources!': ['linux/icudt42l_dat.s'],
         }],
         [ 'OS != "mac"', {
           'sources!': ['mac/icudt42l_dat.s'],
         }],
+        [ 'chromeos != 1', {
+          'sources!': ['cros/icudt42l_dat.s'],
+        }],
       ],
     },
     {
       'target_name': 'icui18n',
       'type': '<(library)',
       'msvs_guid': '14E7F2BB-B8FC-4DC1-B04D-31C06BDFA1D9',
       'sources': [
         'source/i18n/anytrans.cpp',
         'source/i18n/astro.cpp',
         'source/i18n/basictz.cpp',
@@ skipping 346 matching lines @@
             # Since ICU wants to internally use its own deprecated APIs, don't
             # complain about it.
             '-Wno-deprecated-declarations',
             '-Wno-unused-function',
           ],
         }],
       ],
     },
   ],
 }