Clean up PlatformThread.

webrtc/modules/utility/source/process_thread_impl.cc

 /*
  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 58 matching lines @@
   {
     // TODO(tommi): Since DeRegisterModule is currently being called from
     // different threads in some cases (ChannelOwner), we need to lock access to
     // the modules_ collection even on the controller thread.
     // Once we've cleaned up those places, we can remove this lock.
     rtc::CritScope lock(&lock_);
     for (ModuleCallback& m : modules_)
       m.module->ProcessThreadAttached(this);
   }
 
-  thread_ =
-      PlatformThread::CreateThread(&ProcessThreadImpl::Run, this, thread_name_);
-  RTC_CHECK(thread_->Start());
+  thread_.reset(
+      new rtc::PlatformThread(&ProcessThreadImpl::Run, this, thread_name_));
+  thread_->Start();
 }
 
 void ProcessThreadImpl::Stop() {
   RTC_DCHECK(thread_checker_.CalledOnValidThread());
   if(!thread_.get())
     return;
 
   {
     rtc::CritScope lock(&lock_);
     stop_ = true;
   }
 
   wake_up_->Set();
 
-  RTC_CHECK(thread_->Stop());
+  thread_->Stop();
   stop_ = false;
 
   // TODO(tommi): Since DeRegisterModule is currently being called from
   // different threads in some cases (ChannelOwner), we need to lock access to
   // the modules_ collection even on the controller thread.
   // Since DeRegisterModule also checks thread_, we also need to hold the
   // lock for the .reset() operation.
   // Once we've cleaned up those places, we can remove this lock.
   rtc::CritScope lock(&lock_);
   thread_.reset();
@@ skipping 121 matching lines @@
     }
   }
 
   int64_t time_to_wait = next_checkpoint - TickTime::MillisecondTimestamp();
   if (time_to_wait > 0)
     wake_up_->Wait(static_cast<unsigned long>(time_to_wait));
 
   return true;
 }
 }  // namespace webrtc