NaCl/GYP: remove references to prep_toolchain.

icu_nacl.gyp

 # Copyright 2013 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',
     '../../native_client/build/untrusted.gypi',
   ],
   'target_defaults': {
@@ skipping 36 matching lines @@
         'build_newlib': 0,
         'build_pnacl_newlib': 1,
       },
       'sources': [
         'source/stubdata/stubdata.c',
         # Temporary work around for an incremental build NOT rebuilding 
         # icudata_nacl after an ICU version change.
         # TODO(jungshik): Remove it once a fix for bug 384752 is in.
         'source/common/unicode/uvernum.h',
       ],
-      'dependencies': [
-        '../../native_client/tools.gyp:prep_toolchain',
-      ],
     },
     {
       'target_name': 'icui18n_nacl',
       'type': 'none',
       'variables': {
         'nlib_target': 'libicui18n_nacl.a',
         'build_glibc': 0,
         'build_newlib': 0,
         'build_pnacl_newlib': 1,
       },
       'sources': [
         '<@(icui18n_sources)',
       ],
       'defines': [
         'U_I18N_IMPLEMENTATION',
       ],
       'dependencies': [
-        '../../native_client/tools.gyp:prep_toolchain',
         'icuuc_nacl',
       ],
       'direct_dependent_settings': {
         'include_dirs': [
           'source/i18n',
         ],
       },
     },
     {
       'target_name': 'icuuc_nacl',
       'type': 'none',
       'variables': {
         'nlib_target': 'libicuuc_nacl.a',
         'build_glibc': 0,
         'build_newlib': 0,
         'build_pnacl_newlib': 1,
       },
       'sources': [
         '<@(icuuc_sources)',
       ],
       'defines': [
         'U_COMMON_IMPLEMENTATION',
       ],
       'dependencies': [
-        '../../native_client/tools.gyp:prep_toolchain',
         'icudata_nacl',
       ],
       'direct_dependent_settings': {
         'include_dirs': [
           'source/common',
         ],
         'defines': [
           'U_STATIC_IMPLEMENTATION',
         ],
       },
     },
   ],
 }