Clean up PlatformThread.

webrtc/video_engine/vie_channel.h

Index: webrtc/video_engine/vie_channel.h
diff --git a/webrtc/video_engine/vie_channel.h b/webrtc/video_engine/vie_channel.h
index d5030de017127ef333220b2aca4a3d0b0682e287..17b56cadd285fe5bc24b6ef32319ade92a837a5a 100644
--- a/webrtc/video_engine/vie_channel.h
+++ b/webrtc/video_engine/vie_channel.h
@@ -15,6 +15,7 @@
 #include <map>
 #include <vector>
 
+#include "webrtc/base/platform_thread.h"
 #include "webrtc/base/scoped_ptr.h"
 #include "webrtc/base/scoped_ref_ptr.h"
 #include "webrtc/modules/remote_bitrate_estimator/include/remote_bitrate_estimator.h"
@@ -43,7 +44,6 @@ class ProcessThread;
 class ReceiveStatisticsProxy;
 class ReportBlockStats;
 class RtcpRttStats;
-class PlatformThread;
 class ViEChannelProtectionCallback;
 class ViERTPObserver;
 class VideoCodingModule;
@@ -435,7 +435,7 @@ class ViEChannel : public VCMFrameTypeCallback,
   const rtc::scoped_ptr<RtcpBandwidthObserver> bandwidth_observer_;
   TransportFeedbackObserver* const transport_feedback_observer_;
 
-  rtc::scoped_ptr<PlatformThread> decode_thread_;
+  rtc::PlatformThread decode_thread_;
 
   int nack_history_size_sender_;
   int max_nack_reordering_threshold_;