Trim ICU data to reduce the download size/memory usage

icu52/icu.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.
 
 {
   'includes': [
     'icu.gypi',
   ],
   'variables': {
     'use_system_icu%': 0,
@@ skipping 44 matching lines @@
     ['use_system_icu==0 or want_separate_host_toolset==1', {
       'targets': [
         {
           'target_name': 'icudata',
           'type': 'static_library',
           'defines': [
             'U_HIDE_DATA_SYMBOL',
           ],
           'sources': [
              # These are hand-generated, but will do for now.  The linux
-             # version is an identical copy of the (mac) icudt52l_dat.S file,
+             # version is an identical copy of the (mac) icudtl_dat.S file,
              # modulo removal of the .private_extern and .const directives and
              # with no leading underscore on the icudt52_dat symbol.
-             'android/icudt52l_dat.S',
-             'linux/icudt52l_dat.S',
-             'mac/icudt52l_dat.S',
+             'android/icudtl_dat.S',
+             'linux/icudtl_dat.S',
+             'mac/icudtl_dat.S',
           ],
           'conditions': [
             [ 'use_system_icu==1 and want_separate_host_toolset==1', {
               'toolsets': ['host'],
             }],
             [ 'use_system_icu==0 and want_separate_host_toolset==1', {
               'toolsets': ['host', 'target'],
             }],
             [ 'use_system_icu==0 and want_separate_host_toolset==0', {
               'toolsets': ['target'],
             }],
             [ 'OS == "win" and icu_use_data_file_flag==0', {
               'type': 'none',
               'copies': [
                 {
                   'destination': '<(PRODUCT_DIR)',
                   'files': [
                     'windows/icudt.dll',
                   ],
                 },
               ],
             }],
             [ 'icu_use_data_file_flag==1', {
               # Remove any assembly data file.
-              'sources/': [['exclude', 'icudt52l_dat']],
+              'sources/': [['exclude', 'icudtl_dat']],
               # Compile in the stub data symbol.
               'sources': ['source/stubdata/stubdata.c'],
              
               # Make sure any binary depending on this gets the data file.
               'conditions': [
                 ['OS != "ios"', {
                   'copies': [{
                     'destination': '<(PRODUCT_DIR)',
                     'conditions': [
                       ['OS == "android"', {
@@ skipping 14 matching lines @@
                     ],
                   },
                 }], # OS!=ios
               ], # conditions
             }], # icu_use_data_file_flag 
           ], # conditions
           'target_conditions': [
             [ 'OS == "win" or OS == "mac" or OS == "ios" or '
               '(OS == "android" and (_toolset != "host" or host_os != "linux")) or '
               '(OS == "qnx" and (_toolset == "host" and host_os != "linux"))', {
-              'sources!': ['linux/icudt52l_dat.S'],
+              'sources!': ['linux/icudtl_dat.S'],
             }],
             [ 'OS != "android" or _toolset == "host"', {
-              'sources!': ['android/icudt52l_dat.S'],
+              'sources!': ['android/icudtl_dat.S'],
             }],
             [ 'OS != "mac" and OS != "ios" and '
               '((OS != "android" and OS != "qnx") or '
               '_toolset != "host" or host_os != "mac")', {
-              'sources!': ['mac/icudt52l_dat.S'],
+              'sources!': ['mac/icudtl_dat.S'],
             }],
           ], # target_conditions
         },
         {
           'target_name': 'icui18n',
           'type': '<(component)',
           'sources': [
             '<@(icui18n_sources)',
           ],
           'defines': [
@@ skipping 423 matching lines @@
           },
           'includes': [
             '../../build/shim_headers.gypi',
           ],
           'toolsets': ['target'],
         },
       ], # targets
     }],
   ], # conditions
 }