mshtml: Don't expose document.onstorage for IE9+ modes.

dlls/mshtml/htmldoc.c

@@ -5978,6 +5978,10 @@ static void HTMLDocumentNode_init_dispex_info(dispex_data_t *info, compat_mode_t
         {DISPID_IHTMLDOCUMENT2_LOCATION, HTMLDocumentNode_location_hook},
         {DISPID_UNKNOWN}
     };
+    static const dispex_hook_t document6_ie9_hooks[] = {
+        {DISPID_IHTMLDOCUMENT6_ONSTORAGE},
+        {DISPID_UNKNOWN}
+    };
 
     HTMLDOMNode_init_dispex_info(info, mode);
 
@@ -5992,7 +5996,7 @@ static void HTMLDocumentNode_init_dispex_info(dispex_data_t *info, compat_mode_t
         dispex_info_add_interface(info, IHTMLDocument3_tid, NULL);
         dispex_info_add_interface(info, IHTMLDocument6_tid, NULL);
     }else {
-        dispex_info_add_interface(info, IHTMLDocument6_tid, NULL);
+        dispex_info_add_interface(info, IHTMLDocument6_tid, mode >= COMPAT_MODE_IE9 ? document6_ie9_hooks : NULL);
         dispex_info_add_interface(info, IHTMLDocument3_tid, NULL);
     }
     dispex_info_add_interface(info, IHTMLDocument2_tid, document2_hooks);

dlls/mshtml/tests/documentmode.js

@@ -312,6 +312,7 @@ sync_test("doc_props", function() {
 
     var v = document.documentMode;
 
+    test_exposed("onstorage", v < 9);
     test_exposed("textContent", v >= 9);
     test_exposed("prefix", v >= 9);
     test_exposed("defaultView", v >= 9);