- Add a SetPriority method to ThreadWrapper

- Remove 'priority' from CreateThread and related member variables from implementations
- Make supplying a name for threads, non-optional

BUG=
R=magjed@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/44729004

Cr-Commit-Position: refs/heads/master@{#8810}
git-svn-id: http://webrtc.googlecode.com/svn/trunk@8810 4adac7df-926f-26a2-2b94-8c16560cd09d

webrtc/modules/audio_device/android/opensles_output.cc

@@ -510,7 +510,7 @@ void OpenSlesOutput::PlayerSimpleBufferQueueCallbackHandler(
 }
 
 bool OpenSlesOutput::StartCbThreads() {
-  play_thread_ = ThreadWrapper::CreateThread(CbThread, this, kRealtimePriority,
+  play_thread_ = ThreadWrapper::CreateThread(CbThread, this,
                                              "opensl_play_thread");
   assert(play_thread_.get());
   OPENSL_RETURN_ON_FAILURE(
@@ -522,6 +522,7 @@ bool OpenSlesOutput::StartCbThreads() {
     assert(false);
     return false;
   }
+  play_thread_->SetPriority(kRealtimePriority);
   return true;
 }