Applied patch [ 1427626 ] Fix wxFileConfig so that it still works after DeleteAll()

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@37418 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/fileconf.cpp

@@ -1160,9 +1160,6 @@ bool wxFileConfig::DeleteAll()
                         m_strLocalFile.c_str());
           return false;
       }
-
-      m_strLocalFile =
-      m_strGlobalFile = wxEmptyString;
   }
 
   Init();