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

net/http/http_network_session.h

 // 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.
 
 #ifndef NET_HTTP_HTTP_NETWORK_SESSION_H_
 #define NET_HTTP_HTTP_NETWORK_SESSION_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <map>
 #include <memory>
 #include <set>
 #include <string>
 #include <unordered_set>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/memory/memory_coordinator_client.h"
 #include "base/memory/memory_pressure_monitor.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
-#include "base/threading/non_thread_safe.h"
+#include "base/threading/thread_checker.h"
 #include "net/base/host_mapping_rules.h"
 #include "net/base/host_port_pair.h"
 #include "net/base/net_export.h"
 #include "net/dns/host_resolver.h"
 #include "net/http/http_auth_cache.h"
 #include "net/http/http_stream_factory.h"
 #include "net/quic/chromium/quic_stream_factory.h"
 #include "net/socket/next_proto.h"
 #include "net/spdy/chromium/spdy_session_pool.h"
 #include "net/spdy/core/spdy_protocol.h"
@@ skipping 33 matching lines @@
 class TransportClientSocketPool;
 class TransportSecurityState;
 
 // Specifies the maximum HPACK dynamic table size the server is allowed to set.
 const uint32_t kSpdyMaxHeaderTableSize = 64 * 1024;
 
 // Specifies the maximum concurrent streams server could send (via push).
 const uint32_t kSpdyMaxConcurrentPushedStreams = 1000;
 
 // This class holds session objects used by HttpNetworkTransaction objects.
-class NET_EXPORT HttpNetworkSession
-    : NON_EXPORTED_BASE(public base::NonThreadSafe),
-      public base::MemoryCoordinatorClient {
+class NET_EXPORT HttpNetworkSession : public base::MemoryCoordinatorClient {
  public:
   // Self-contained structure with all the simple configuration options
   // supported by the HttpNetworkSession.
   struct NET_EXPORT Params {
     Params();
     Params(const Params& other);
     ~Params();
 
     bool enable_server_push_cancellation;
     HostMappingRules host_mapping_rules;
@@ skipping 241 matching lines @@
   std::map<HttpResponseBodyDrainer*, std::unique_ptr<HttpResponseBodyDrainer>>
       response_drainers_;
   std::unique_ptr<NetworkThrottleManager> network_stream_throttler_;
 
   NextProtoVector next_protos_;
 
   Params params_;
   Context context_;
 
   std::unique_ptr<base::MemoryPressureListener> memory_pressure_listener_;
+
+  THREAD_CHECKER(thread_checker_);
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_NETWORK_SESSION_H_