Revert of More regular Platform implementations in unit tests (reland.)

third_party/WebKit/Source/platform/blink_platform_tests.gyp

 #
 # Copyright (C) 2013 Google Inc. All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 # notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
@@ skipping 110 matching lines @@
       'dependencies': [
         '../config.gyp:config',
         'blink_platform.gyp:blink_platform',
       ],
       'defines': [
         'INSIDE_BLINK',
       ],
       'sources': [
         '<@(platform_test_support_files)',
       ],
-      # Disable c4267 warnings until we fix size_t to int truncations.
-      'msvs_disabled_warnings': [ 4267 ],
     },
   ],
   'conditions': [
     ['OS=="android" and gtest_target_type == "shared_library"', {
       'targets': [{
         'target_name': 'blink_heap_unittests_apk',
         'type': 'none',
         'dependencies': [
           '<(DEPTH)/base/base.gyp:base_java',
           '<(DEPTH)/net/net.gyp:net_java',
@@ skipping 75 matching lines @@
             '../../../../build/isolate.gypi',
           ],
           'sources': [
             'blink_platform_unittests.isolate',
           ],
         }
       ],
     }],
   ],
 }