Adding ThreadChecker statement to d'tor for remoting/base classes

remoting/base/telemetry_log_writer.cc

 // 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 "remoting/base/telemetry_log_writer.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/json/json_string_value_serializer.h"
 #include "base/logging.h"
 #include "net/http/http_status_code.h"
 #include "net/traffic_annotation/network_traffic_annotation.h"
 
 namespace remoting {
 
 const int kMaxSendAttempts = 5;
 
 TelemetryLogWriter::TelemetryLogWriter(
     const std::string& telemetry_base_url,
     std::unique_ptr<UrlRequestFactory> request_factory)
     : telemetry_base_url_(telemetry_base_url),
       request_factory_(std::move(request_factory)) {}
 
-TelemetryLogWriter::~TelemetryLogWriter() {}
+TelemetryLogWriter::~TelemetryLogWriter() {
+  DCHECK(thread_checker_.CalledOnValidThread());
+}
 
 void TelemetryLogWriter::SetAuthToken(const std::string& auth_token) {
   DCHECK(thread_checker_.CalledOnValidThread());
   auth_token_ = auth_token;
   SendPendingEntries();
 }
 
 void TelemetryLogWriter::SetAuthClosure(const base::Closure& closure) {
   DCHECK(thread_checker_.CalledOnValidThread());
   auth_closure_ = closure;
@@ skipping 97 matching lines @@
   request_.reset();  // This may also destroy the result.
   if (should_call_auth_closure) {
     VLOG(1) << "Request is unauthorized. Trying to call the auth closure...";
     auth_closure_.Run();
   } else {
     SendPendingEntries();
   }
 }
 
 }  // namespace remoting