171468 "Save as type" drop-down box in "Save Page As"

dialog always saves as html only in Win9x
Impact:
- Open/SaveAs dlgbox
- Windows 9x platforms only
/r=shanjian; /sr=kin; /a=asa

widget/src/windows/nsToolkit.cpp

@@ -288,6 +288,8 @@ BOOL CallOpenSaveFileNameA(LPOPENFILENAMEW aFileNameW, BOOL aOpen)
     ConvertAtoW(ofnA.lpstrFile, MAX_PATH, aFileNameW->lpstrFile);
   }
 
+  aFileNameW->nFilterIndex = ofnA.nFilterIndex;
+
   return rtn;
 }