use for instead of while for infinite loop (the latter provokes a warning from DEC cc)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@35838 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/http.cpp

@@ -142,13 +142,7 @@ bool wxHTTP::ParseHeaders()
     ClearHeaders();
     m_read = true;
 
-#if defined(__VISAGECPP__)
+    for ( ;; )
-// VA just can't stand while(1)
-    bool bOs2var = true;
-    while(bOs2var)
-#else
-    while (1)
-#endif
     {
         m_perr = ReadLine(this, line);
         if (m_perr != wxPROTO_NOERR)