Delete thread when it's cleaned up, not automatically

qrenderdoc/Code/CaptureContext.h

@@ -235,7 +235,6 @@ public slots:
   {
     m_func();
     m_Thread->quit();
-    deleteLater();
     m_Thread->deleteLater();
     m_Thread = NULL;
   }

qrenderdoc/Code/RenderManager.cpp

@@ -94,8 +94,7 @@ void RenderManager::CloseThread()
   {
   }
 
-  // the thread deletes itself, don't delete here
-
+  m_Thread->deleteLater();
   m_Thread = NULL;
 }