Move ThreadWrapper to ProcessThread in base.

webrtc/modules/video_render/windows/video_render_direct3d9.cc

Index: webrtc/modules/video_render/windows/video_render_direct3d9.cc
diff --git a/webrtc/modules/video_render/windows/video_render_direct3d9.cc b/webrtc/modules/video_render/windows/video_render_direct3d9.cc
index 24dd0efddb446fe8681dbef59d566fc59a75b4bf..5458c28667eae63cb78ef4cf9d6af52deb42d9c7 100644
--- a/webrtc/modules/video_render/windows/video_render_direct3d9.cc
+++ b/webrtc/modules/video_render/windows/video_render_direct3d9.cc
@@ -294,7 +294,7 @@ VideoRenderDirect3D9::VideoRenderDirect3D9(Trace* trace,
     _totalMemory(0),
     _availableMemory(0)
 {
-    _screenUpdateThread = ThreadWrapper::CreateThread(
+    _screenUpdateThread = PlatformThread::CreateThread(
         ScreenUpdateThreadProc, this, "ScreenUpdateThread");
     _screenUpdateEvent = EventTimerWrapper::Create();
     SetRect(&_originalHwndRect, 0, 0, 0, 0);
@@ -305,7 +305,7 @@ VideoRenderDirect3D9::~VideoRenderDirect3D9()
     //NOTE: we should not enter CriticalSection in here!
 
     // Signal event to exit thread, then delete it
-    ThreadWrapper* tmpPtr = _screenUpdateThread.release();
+    PlatformThread* tmpPtr = _screenUpdateThread.release();
     if (tmpPtr)
     {
         _screenUpdateEvent->Set();