Globally replace _T() with wxT().

Standardize on using a single macro across all wxWidgets sources and solve the name clash with Sun CC standard headers (see #10660).

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@61508 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/unix/private/timer.h

@@ -39,7 +39,7 @@ public:
     // timer is running
     void MarkStopped()
     {
-        wxASSERT_MSG( m_isRunning, _T("stopping non-running timer?") );
+        wxASSERT_MSG( m_isRunning, wxT("stopping non-running timer?") );
 
         m_isRunning = false;
     }