Adding ThreadChecker validation to d'tors for client classes

remoting/client/chromoting_client.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 "remoting/client/chromoting_client.h"
 
 #include <utility>
 
 #include "base/memory/ptr_util.h"
 #include "remoting/base/capabilities.h"
@@ skipping 22 matching lines @@
     base::WeakPtr<protocol::AudioStub> audio_consumer)
     : user_interface_(user_interface),
       video_renderer_(video_renderer) {
   DCHECK(client_context->main_task_runner()->BelongsToCurrentThread());
 
   audio_decode_task_runner_ = client_context->audio_decode_task_runner();
   audio_consumer_ = audio_consumer;
 }
 
 ChromotingClient::~ChromotingClient() {
+  DCHECK(thread_checker_.CalledOnValidThread());
+
   if (signal_strategy_)
       signal_strategy_->RemoveListener(this);
 }
 
 void ChromotingClient::set_protocol_config(
     std::unique_ptr<protocol::CandidateSessionConfig> config) {
   DCHECK(!connection_)
       << "set_protocol_config() cannot be called after Start().";
   protocol_config_ = std::move(config);
 }
@@ skipping 219 matching lines @@
   VLOG(1) << "Client capabilities: " << local_capabilities_;
 
   protocol::Capabilities capabilities;
   capabilities.set_capabilities(local_capabilities_);
   connection_->host_stub()->SetCapabilities(capabilities);
 
   mouse_input_scaler_.set_input_stub(connection_->input_stub());
 }
 
 }  // namespace remoting