Clean up PlatformThread.

webrtc/base/signalthread.cc

 /*
  *  Copyright 2004 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 21 matching lines @@
   ASSERT(refcount_ == 0);
 }
 
 bool SignalThread::SetName(const std::string& name, const void* obj) {
   EnterExit ee(this);
   ASSERT(main_->IsCurrent());
   ASSERT(kInit == state_);
   return worker_.SetName(name, obj);
 }
 
-bool SignalThread::SetPriority(ThreadPriority priority) {
-  EnterExit ee(this);
-  ASSERT(main_->IsCurrent());
-  ASSERT(kInit == state_);
-  return worker_.SetPriority(priority);
-}
-
 void SignalThread::Start() {
   EnterExit ee(this);
   ASSERT(main_->IsCurrent());
   if (kInit == state_ || kComplete == state_) {
     state_ = kRunning;
     OnWorkStart();
     worker_.Start();
   } else {
     ASSERT(false);
   }
@@ skipping 89 matching lines @@
     }
   }
 }
 
 void SignalThread::OnMainThreadDestroyed() {
   EnterExit ee(this);
   main_ = NULL;
 }
 
 }  // namespace rtc