Make sure that a progress completed update is always reported at Progress destruction

Author: royitaqi

lldb/source/Core/Progress.cpp

@@ -45,8 +45,7 @@ Progress::~Progress() {
   // Make sure to always report progress completed when this object is
   // destructed so it indicates the progress dialog/activity should go away.
   std::lock_guard<std::mutex> guard(m_mutex);
-  if (!m_completed)
-    m_completed = m_total;
+  m_completed = m_total;
   ReportProgress();
 
   // Report to the ProgressManager if that subsystem is enabled.