Revert of CertVerifyProcMac: Add Keychain re-ordering hack, check CRLsets in path pruning loop.

net/cert/test_keychain_search_list_mac.cc

Index: net/cert/test_keychain_search_list_mac.cc
diff --git a/net/cert/test_keychain_search_list_mac.cc b/net/cert/test_keychain_search_list_mac.cc
deleted file mode 100644
index c2fe00107a2ee4c80b853bd3087f7db893987e8b..0000000000000000000000000000000000000000
--- a/net/cert/test_keychain_search_list_mac.cc
+++ /dev/null
@@ -1,55 +0,0 @@
-// Copyright 2016 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.
-
-#include "net/cert/test_keychain_search_list_mac.h"
-
-#include "base/memory/ptr_util.h"
-
-namespace net {
-
-namespace {
-
-TestKeychainSearchList* g_test_keychain_search_list = nullptr;
-
-}  // namespace
-
-TestKeychainSearchList::TestKeychainSearchList() {
-  g_test_keychain_search_list = this;
-  scoped_keychain_search_list.reset(
-      CFArrayCreateMutable(kCFAllocatorDefault, 0, &kCFTypeArrayCallBacks));
-}
-
-TestKeychainSearchList::~TestKeychainSearchList() {
-  g_test_keychain_search_list = nullptr;
-}
-
-// static
-std::unique_ptr<TestKeychainSearchList> TestKeychainSearchList::Create() {
-  if (g_test_keychain_search_list)
-    return nullptr;
-  return base::WrapUnique(new TestKeychainSearchList);
-}
-
-// static
-bool TestKeychainSearchList::HasInstance() {
-  return !!g_test_keychain_search_list;
-}
-
-// static
-TestKeychainSearchList* TestKeychainSearchList::GetInstance() {
-  return g_test_keychain_search_list;
-}
-
-OSStatus TestKeychainSearchList::CopySearchList(
-    CFArrayRef* keychain_search_list) const {
-  *keychain_search_list =
-      CFArrayCreateCopy(kCFAllocatorDefault, scoped_keychain_search_list.get());
-  return *keychain_search_list ? 0 : errSecAllocate;
-}
-
-void TestKeychainSearchList::AddKeychain(SecKeychainRef keychain) {
-  CFArrayAppendValue(scoped_keychain_search_list.get(), keychain);
-}
-
-}  // namespace net