allocator/Windows: delete the old non-unified allocator-shim

base/BUILD.gn

 # Copyright (c) 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.
 
 # HOW TO WRITE CONDITIONALS IN THIS FILE
 # ======================================
 #
 # In many other places, one would write a conditional that expresses all the
 # cases when a source file is used or unused, and then either add or subtract
 # it from the sources list in that case
@@ skipping 2274 matching lines @@
   ]
 
   if (is_ios || is_mac) {
     deps += [ ":base_unittests_arc" ]
   }
 
   public_deps = [
     ":base_unittests_bundle_data",
   ]
 
-  # Some unittests depend on the ALLOCATOR_SHIM macro.
-  configs += [ "//base/allocator:allocator_shim_define" ]
-
   data = [
     "test/data/",
   ]
 
   # Allow more direct string conversions on platforms with native utf8
   # strings
   if (is_mac || is_ios || is_chromeos || is_chromecast) {
     defines += [ "SYSTEM_NATIVE_UTF8" ]
   }
 
@@ skipping 456 matching lines @@
 }
 
 fuzzer_test("base_json_correctness_fuzzer") {
   sources = [
     "json/correctness_fuzzer.cc",
   ]
   deps = [
     ":base",
   ]
 }