Deprecate NonThreadSafe in net/ in favor of SequenceChecker/ThreadChecker.

net/http/http_cache.cc

 // 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.
 
 #include "net/http/http_cache.h"
 
 #include <algorithm>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 318 matching lines @@
 
   net_log_ = session->net_log();
   if (!is_main_cache)
     return;
 
   session->SetServerPushDelegate(
       base::MakeUnique<HttpCacheLookupManager>(this));
 }
 
 HttpCache::~HttpCache() {
+  DCHECK_CALLED_ON_VALID_THREAD(thread_checker_);
   // Transactions should see an invalid cache after this point; otherwise they
   // could see an inconsistent object (half destroyed).
   weak_factory_.InvalidateWeakPtrs();
 
   // If we have any active entries remaining, then we need to deactivate them.
   // We may have some pending calls to OnProcessPendingQueue, but since those
   // won't run (due to our destruction), we can simply ignore the corresponding
   // will_process_pending_queue flag.
   while (!active_entries_.empty()) {
     ActiveEntry* entry = active_entries_.begin()->second.get();
@@ skipping 828 matching lines @@
     building_backend_ = false;
     DeletePendingOp(pending_op);
   }
 
   // The cache may be gone when we return from the callback.
   if (!item->DoCallback(result, disk_cache_.get()))
     item->NotifyTransaction(result, NULL);
 }
 
 }  // namespace net