ui/base/resource: Roll our own version of ReadBigEndian() function.

base/base.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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'includes': [
     '../build/win_precompile.gypi',
@@ skipping 423 matching lines @@
         'test_support_base',
       ],
       'sources': [
         'test/run_all_unittests.cc',
       ],
     },
     {
       'target_name': 'base_unittests',
       'type': '<(gtest_target_type)',
       'sources': [
-        # Tests.
         'android/activity_status_unittest.cc',
         'android/jni_android_unittest.cc',
         'android/jni_array_unittest.cc',
         'android/jni_string_unittest.cc',
         'android/path_utils_unittest.cc',
         'android/scoped_java_ref_unittest.cc',
         'android/sys_utils_unittest.cc',
         'async_socket_io_handler_unittest.cc',
         'at_exit_unittest.cc',
         'atomicops_unittest.cc',
         'barrier_closure_unittest.cc',
         'base64_unittest.cc',
+        'big_endian_unittest.cc',
         'bind_unittest.cc',
         'bind_unittest.nc',
         'bits_unittest.cc',
         'build_time_unittest.cc',
         'callback_helpers_unittest.cc',
         'callback_list_unittest.cc',
         'callback_list_unittest.nc',
         'callback_unittest.cc',
         'callback_unittest.nc',
         'cancelable_callback_unittest.cc',
@@ skipping 978 matching lines @@
             'base_unittests.isolate',
           ],
           'sources': [
             'base_unittests.isolate',
           ],
         },
       ],
     }],
   ],
 }