added wxLog::ClearTraceMasks()

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@10192 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/log.h

@@ -161,7 +161,7 @@ public:
     void SetVerbose(bool bVerbose = TRUE) { m_bVerbose = bVerbose; }
         // should GetActiveTarget() try to create a new log object if the
         // current is NULL?
-    static void DontCreateOnDemand() { ms_bAutoCreate = FALSE; }
+    static void DontCreateOnDemand();
 
         // trace mask (see wxTraceXXX constants for details)
     static void SetTraceMask(wxTraceMask ulMask) { ms_ulTraceMask = ulMask; }
@@ -169,6 +169,8 @@ public:
     static void AddTraceMask(const wxString& str) { ms_aTraceMasks.Add(str); }
         // add string trace mask
     static void RemoveTraceMask(const wxString& str);
+        // remove all string trace masks
+    static void ClearTraceMasks();
 
         // sets the timestamp string: this is used as strftime() format string
         // for the log targets which add time stamps to the messages - set it