Warning fixes found under hardest mode of OpenWatcom. Seems clean in Borland, MinGW and DMC.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@29813 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/log.cpp

@@ -367,10 +367,6 @@ void WXDLLEXPORT wxLogSysError(long lErrCode, const wxChar *szFormat, ...)
 // wxLog class implementation
 // ----------------------------------------------------------------------------
 
-wxLog::wxLog()
-{
-}
-
 wxChar *wxLog::SetLogBuffer( wxChar *buf, size_t size)
 {
     wxChar *oldbuf = s_szBuf;